{"title":"Linear Slot Diffusers \u0026 Custom Plenums by Flo-Matrix HVAC","description":"\u003cp\u003e\u003cspan\u003eOur linear slot diffusers are offered in 1, 2, and 3 slot configurations, \u003c\/span\u003e\u003cspan\u003eincluding wider slot widths for increased airflow,\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ewith multiple finish options to suit residential and commercial applications. Designed for consistent airflow and clean installation, each unit can be paired with \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca title=\"Custom Plenums\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\"\u003ecustom-fabricated plenums\u003c\/a\u003e\u003c\/span\u003e for a precise fit. Ideal for contractors, builders, and HVAC professionals. We ship worldwide, or you can visit our showroom for in-person support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Linear Slot Diffuser Collections:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-19mm-opening\" title=\"Single Slot Linear Slot Diffuser (19mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e1 Slot (19mm opening)\u003c\/a\u003e        \u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-2-slots-with-19mm-openings\" title=\"Double Slots Linear Slot Diffuser (19mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e2 Slots (19mm openings)\u003c\/a\u003e        \u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-triple-slots-with-19mm-wide-slot-openings\" title=\"Triple Slots Linear Slot Diffuser (19mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e3 Slots (19mm openings)\u003c\/a\u003e\u003c\/span\u003e    \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Airflow Linear Slot Diffuser Collections\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Single Slot Linear Slot Diffuser (25mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e1 Slot (25mm opening)\u003c\/a\u003e\u003c\/strong\u003e     \u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" title=\"Double Slots Linear Slot Diffuser (25mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e2 Slots (25mm openings)\u003c\/a\u003e     \u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-3-slots-with-25mm-wide-slot-openings\" title=\"Triple Slots Linear Slot Diffuser (25mm slot width)\" style=\"color: rgb(37, 150, 190);\"\u003e3 Slots (25mm openings)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"12-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"12\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 12-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 12\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/12x2-plenum-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (12x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 12x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745792980\" alt=\"Full dimensions of a white 12 inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e43\u003cbr\u003e60\u003cbr\u003e87\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745793070\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732803166371,"sku":"FWASD19-1\/76W\/333L\/PCWS02","price":30.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745794824"},{"product_id":"16-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"16\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 16-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 16\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/16x2-plenums-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (16x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 16x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-16-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745793651\" alt=\"Full dimensions of a white 16 inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e58\u003cbr\u003e80\u003cbr\u003e116\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745793717\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form\" rel=\"noopener noreferrer\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732832526499,"sku":"FWASD19-1\/76W\/434L\/PCWS02","price":32.58,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-16-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745794764"},{"product_id":"20-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"20\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThis 20-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 20\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e72\u003cbr\u003e100\u003cbr\u003e145\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745972170\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732882366627,"sku":"FWASD19-1\/76W\/540L\/PCWS02","price":38.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-20-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745972170"},{"product_id":"24-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"24\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThis 24-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 24\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. \u003cem\u003e(Please refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e87\u003cbr\u003e120\u003cbr\u003e175\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745795460\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form\" rel=\"noopener noreferrer\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732892459171,"sku":"FWASD19-1\/76W\/642L\/PCWS02","price":43.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745972465"},{"product_id":"32-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"32\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThis 32-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 32\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 32 inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-32-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745795888\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e116\u003cbr\u003e160\u003cbr\u003e233\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745795888\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732921884835,"sku":"FWASD19-1\/76W\/841L\/PCWS02","price":59.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-32-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745972528"},{"product_id":"36-linear-slot-diffuser-1-slot-with-19mm-slot-opening","title":"36\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003eThis 36-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003c\/span\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 36\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745796616\" alt=\"Full dimensions of a white 36 inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e131\u003cbr\u003e180\u003cbr\u003e262\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745796616\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732936073379,"sku":"FWASD19-1\/76W\/942L\/PCWS02","price":63.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745797526"},{"product_id":"48-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover","title":"48\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 48-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 48\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745796981\" alt=\"Full dimensions of a white 48 inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e175\u003cbr\u003e240\u003cbr\u003e350\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745796981\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732965859491,"sku":"FWASD19-1\/76W\/1247L\/PCWS02","price":84.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745797448"},{"product_id":"34-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover","title":"34\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 34-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 34\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e123\u003cbr\u003e170\u003cbr\u003e247\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745796188\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732969463971,"sku":"FWASD19-1\/76W\/896L\/PCWS02","price":61.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-34-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745972601"},{"product_id":"22-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover","title":"22\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003eDetails\u003c\/h5\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 22-inch linear slot diffuser delivers both aesthetic appeal and performance with its crisp matte white finish. Unlike inferior alternatives, it's crafted from heavy-duty extruded aluminum - identical to the premium material specified for high-end commercial installations. This vent cover excels at maintaining consistent airflow in your environment while offering precise control for VAV applications through its 19mm slot opening and 180-degree adjustable blades. (See our airflow visualization video for performance verification in the videos section.) \u003cstrong\u003eWe recommend professional installation by qualified HVAC technicians for optimal results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 22” x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface\u003c\/strong\u003e: Features a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches and corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_installed_photo.jpg?v=1780425749\" alt=\"White linear slot air diffuser installed in finished ceiling, minimalist HVAC vent design for effective heating, cooling, and ventilation.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e80\u003cbr\u003e110\u003cbr\u003e160\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003cb\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745795088\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41732979622051,"sku":"FWASD19-1\/76W\/592L\/PCWS02","price":40.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745972402"},{"product_id":"12-linear-slot-diffuser-1-slot-19mm-opening-hvac-vent-cover-black","title":"12\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 12-inch linear slot diffuser brings both form and function to your space with its sleek matte black finish. Unlike flimsy alternatives, it's built from solid extruded aluminum - the same material architects specify for high-traffic commercial projects. Whether you need consistent airflow in office spaces or precision control for VAV systems, the 19mm slot opening with 180-degree adjustable blades delivers. Check out our smoke test video in the videos section to see the airflow in action. \u003cstrong\u003eWe recommend installation by HVAC professionals for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 12\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Flawless Finish:\u003c\/strong\u003e Finished in a sophisticated matte black powder coat, chosen for its superb durability and high resistance to corrosion and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/12x2-plenum-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (12x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 12x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-1-slot-black-fulldimensions-flomatrix-hvac.webp?v=1744830585\" alt=\"Complete dimensions of a black 12-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black_installed_photo.jpg?v=1780354693\" alt=\"Black linear slot diffuser installed above a modern fireplace in a contemporary living room\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e43\u003cbr\u003e60\u003cbr\u003e87\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac_c1126db3-e0c7-42f5-91d0-8835b386d548.jpg?v=1744843355\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733359960227,"sku":"FWASD19-1\/76W\/333L\/005","price":30.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-1-slot-black-frontview-flomatrix-hvac.webp?v=1744830532"},{"product_id":"24-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-matte-black-finish","title":"24\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 24-inch linear slot diffuser brings both form and function to your space with its sleek matte black finish. Unlike flimsy alternatives, it's built from solid extruded aluminum - the same material architects specify for high-traffic commercial projects. Whether you need consistent airflow in office spaces or precision control for VAV systems, the 19mm slot opening with 180-degree adjustable blades delivers. Check out our smoke test video in the videos section to see the airflow in action. \u003cstrong\u003eWe recommend installation by HVAC professionals for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 24\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Flawless Finish:\u003c\/strong\u003e Finished in a sophisticated matte black powder coat, chosen for its superb durability and high resistance to corrosion and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/24x2-plenums-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (24x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 24x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a black 24-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744840842\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black_installed_photo.jpg?v=1780354693\" alt=\"Black linear slot diffuser installed above a modern fireplace in a contemporary living room\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e87\u003cbr\u003e120\u003cbr\u003e175\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003eSubmittal\u003c\/h5\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac_c1126db3-e0c7-42f5-91d0-8835b386d548.jpg?v=1744843355\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideo of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733366579363,"sku":"FWASD19-1\/76W\/638L\/005","price":43.27,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744840842"},{"product_id":"36-linear-slot-diffuser-1-slot-19mm-opening-black","title":"36\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 36-inch linear slot diffuser brings both form and function to your space with its sleek matte black finish. Unlike flimsy alternatives, it's built from solid extruded aluminum - the same material architects specify for high-traffic commercial projects. Whether you need consistent airflow in office spaces or precision control for VAV systems, the 19mm slot opening with 180-degree adjustable blades delivers. Check out our smoke test video in the videos section to see the airflow in action. \u003cstrong\u003eWe recommend installation by HVAC professionals for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 36\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Flawless Finish:\u003c\/strong\u003e Finished in a sophisticated matte black powder coat, chosen for its superb durability and high resistance to corrosion and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744842419\" alt=\"Complete dimensions of a black 36-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black_installed_photo.jpg?v=1780354693\" alt=\"Black linear slot diffuser installed above a modern fireplace in a contemporary living room\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e131\u003cbr\u003e180\u003cbr\u003e262\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac_c1126db3-e0c7-42f5-91d0-8835b386d548.jpg?v=1744843355\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733374640291,"sku":"FWASD19-1\/76W\/942L\/005","price":63.78,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744842393"},{"product_id":"48-linear-slot-diffuser-1-slot-19mm-opening-hvac-vent-cover-black","title":"48\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 48-inch linear slot diffuser brings both form and function to your space with its sleek matte black finish. Unlike flimsy alternatives, it's built from solid extruded aluminum - the same material architects specify for high-traffic commercial projects. Whether you need consistent airflow in office spaces or precision control for VAV systems, the 19mm slot opening with 180-degree adjustable blades delivers. Check out our smoke test video in the videos section to see the airflow in action. \u003cstrong\u003eWe recommend installation by HVAC professionals for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 48\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Flawless Finish:\u003c\/strong\u003e Finished in a sophisticated matte black powder coat, chosen for its superb durability and high resistance to corrosion and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Complete dimensions of a black 48-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744842987\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black_installed_photo.jpg?v=1780354693\" alt=\"Black linear slot diffuser installed above a modern fireplace in a contemporary living room\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e175\u003cbr\u003e240\u003cbr\u003e350\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac_c1126db3-e0c7-42f5-91d0-8835b386d548.jpg?v=1744843355\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733390172323,"sku":"FWASD19-1\/76W\/1251L\/005","price":84.41,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744842987"},{"product_id":"22-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-matte-black-finish","title":"22\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 22-inch linear slot diffuser brings both form and function to your space with its sleek matte black finish. Unlike flimsy alternatives, it's built from solid extruded aluminum - the same material architects specify for high-traffic commercial projects. Whether you need consistent airflow in office spaces or precision control for VAV systems, the 19mm slot opening with 180-degree adjustable blades delivers. Check out our smoke test video in the videos section to see the airflow in action. \u003cstrong\u003eWe recommend installation by HVAC professionals for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 22\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with a tough powder coat finish and reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Flawless Finish:\u003c\/strong\u003e Finished in a sophisticated matte black powder coat, chosen for its superb durability and high resistance to corrosion and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (22x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/22x2-plenums-fxp\" target=\"_blank\"\u003ecustomizable 22x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Full dimensions of a black 22-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744840536\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black_installed_photo.jpg?v=1780354693\" alt=\"Black linear slot diffuser installed above a modern fireplace in a contemporary living room\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e80\u003cbr\u003e110\u003cbr\u003e160\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003eSubmittal\u003c\/h5\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cspan style=\"color: #2b00ff;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac_c1126db3-e0c7-42f5-91d0-8835b386d548.jpg?v=1744843355\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733401739427,"sku":"FWASD19-1\/76W\/588L\/005","price":40.77,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744840536"},{"product_id":"12-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-anodized-satin-silver","title":"12\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Anodized Satin Silver - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 12-inch linear slot diffuser combines refined aesthetics with engineered performance through its durable anodized silver finish. Unlike bargain alternatives, it's manufactured from commercial-grade extruded aluminum - matching the exact material quality demanded in premium architectural projects. The unit provides exceptional airflow consistency for your spaces while delivering precise VAV system control via its 19mm slot design and 180-degree adjustable blades. (View our airflow demonstration to observe the diffuser's performance characteristics in the videos section.) \u003cstrong\u003eTo ensure proper operation and longevity, installation should be performed by certified HVAC professionals.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 12\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(31, 33, 36);\"\u003e with reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"color: rgb(31, 33, 36);\"\u003e\u003cspan style=\"color: rgb(31, 33, 36);\"\u003e\u003cstrong\u003eFinish:\u003c\/strong\u003e Clear Satin Anodized (a perfect canvas for a DIY spray paint job or installed as is)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(31, 33, 36);\"\u003e\u003cspan style=\"color: rgb(31, 33, 36);\"\u003e\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(31, 33, 36);\"\u003e\u003cspan style=\"color: rgb(31, 33, 36);\"\u003e\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e Pair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(31, 33, 36);\"\u003e\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Cana\u003c\/span\u003eda. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_anodized_finish_installed_photo.jpg?v=1780427468\" alt=\"Modern anodized aluminum linear slot diffuser ceiling installation, sleek HVAC air distribution vent with corrosion-resistant finish and minimalist design.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e43\u003cbr\u003e60\u003cbr\u003e87\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 100%;\"\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e  * Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745614040\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form\" rel=\"noopener noreferrer\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733422022819,"sku":"FWASD19-1\/76W\/337L\/007","price":30.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-1-slot-anodized-silver-frontview-flomatrix-hvac.png?v=1745614040"},{"product_id":"24-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-anodized-satin-silver","title":"24\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Anodized Satin Silver - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 24-inch linear slot diffuser combines refined aesthetics with engineered performance through its durable anodized silver finish. Unlike bargain alternatives, it's manufactured from commercial-grade extruded aluminum - matching the exact material quality demanded in premium architectural projects. The unit provides exceptional airflow consistency for your spaces while delivering precise VAV system control via its 19mm slot design and 180-degree adjustable blades. (View our airflow demonstration to observe the diffuser's performance characteristics in the videos section.) \u003cstrong\u003eTo ensure proper operation and longevity, installation should be performed by certified HVAC professionals.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 24\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Clear Satin Anodized (a perfect canvas for a DIY spray paint job or installed as is)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_anodized_finish_installed_photo.jpg?v=1780427468\" alt=\"Modern anodized aluminum linear slot diffuser ceiling installation, sleek HVAC air distribution vent with corrosion-resistant finish and minimalist design.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e87\u003cbr\u003e120\u003cbr\u003e175\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745614793\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733446303907,"sku":"FWASD19-1\/76W\/642L\/007","price":43.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-1-slot-anodized-silver-frontview-flomatrix-hvac.png?v=1745614793"},{"product_id":"36-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-anodized-satin-silver","title":"36\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Anodized Satin Silver - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 36-inch linear slot diffuser combines refined aesthetics with engineered performance through its durable anodized silver finish. Unlike bargain alternatives, it's manufactured from commercial-grade extruded aluminum - matching the exact material quality demanded in premium architectural projects. The unit provides exceptional airflow consistency for your spaces while delivering precise VAV system control via its 19mm slot design and 180-degree adjustable blades. (View our airflow demonstration to observe the diffuser's performance characteristics in the videos section.) \u003cstrong\u003eTo ensure proper operation and longevity, installation should be performed by certified HVAC professionals.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 36\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Clear Satin Anodized (a perfect canvas for a DIY spray paint job or installed as is)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_anodized_finish_installed_photo.jpg?v=1780427468\" alt=\"Modern anodized aluminum linear slot diffuser ceiling installation, sleek HVAC air distribution vent with corrosion-resistant finish and minimalist design.\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e131\u003cbr\u003e180\u003cbr\u003e262\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745614793\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733458526371,"sku":"FWASD19-1\/76W\/946L\/007","price":63.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-1-slot-anodized-silver-frontview-flomatrix-hvac.png?v=1745625164"},{"product_id":"48-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-anodized-satin-silver","title":"48\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Anodized Satin Silver - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 48-inch linear slot diffuser combines refined aesthetics with engineered performance through its durable anodized silver finish. Unlike bargain alternatives, it's manufactured from commercial-grade extruded aluminum - matching the exact material quality demanded in premium architectural projects. The unit provides exceptional airflow consistency for your spaces while delivering precise VAV system control via its 19mm slot design and 180-degree adjustable blades. (View our airflow demonstration to observe the diffuser's performance characteristics in the videos section.) \u003cstrong\u003eTo ensure proper operation and longevity, installation should be performed by certified HVAC professionals.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 48\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Clear Satin Anodized (a perfect canvas for a DIY spray paint job or installed as is)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_anodized_finish_installed_photo.jpg?v=1780427468\" alt=\"Modern anodized aluminum linear slot diffuser ceiling installation, sleek HVAC air distribution vent with corrosion-resistant finish and minimalist design.\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e175\u003cbr\u003e240\u003cbr\u003e350\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"Linear Slot Diffuser -1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745625727\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733477105827,"sku":"FWASD19-1\/76W\/1251L\/007","price":84.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-1-slot-anodized-silver-frontview-flomatrix-hvac.png?v=1745625439"},{"product_id":"22-linear-slot-diffuser-1-slot-with-19mm-slot-opening-hvac-vent-cover-anodized-satin-silver","title":"22\" Linear Slot Diffuser Vent Cover (1 Slot with 19mm Opening) - Anodized Satin Silver - FLO-MATRIX HVAC","description":"\u003ch5\u003eDetails\u003c\/h5\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThis 22-inch linear slot diffuser combines refined aesthetics with engineered performance through its durable anodized silver finish. Unlike bargain alternatives, it's manufactured from commercial-grade extruded aluminum - matching the exact material quality demanded in premium architectural projects. The unit provides exceptional airflow consistency for your spaces while delivering precise VAV system control via its 19mm slot design and 180-degree adjustable blades. (View our airflow demonstration to observe the diffuser's performance characteristics in the videos section.) \u003cstrong\u003eTo ensure proper operation and longevity, installation should be performed by certified HVAC professionals.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong style=\"font-size: 0.875rem;\"\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong style=\"font-size: 0.875rem;\"\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Size \u0026amp; Design:\u003c\/strong\u003e Features a clean 22\" x 1.5\" nominal size with a sharp ¾\" (19mm) slot opening for a sleek, modern aesthetic. (\u003cem\u003ePlease refer to the size diagram for detailed dimensions\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Smudges: \u003c\/strong\u003eAn integrated weather-stripping seal prevents air leakage, protecting your ceiling from unsightly dust marks and ensuring all air is directed through the diffuser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable, Commercial-Grade Construction: \u003c\/strong\u003eBuilt from heavy-duty \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 architectural-grade aluminum\u003c\/a\u003e\u003c\/span\u003e with reinforced Tig welds to resist cracking, chipping, and bending for a lifetime of performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Clear Satin Anodized (a perfect canvas for a DIY spray paint job or installed as is)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Minimalist Installation:\u003c\/strong\u003e Designed for a flawless look with no visible screw holes. Fastening points are discreetly located on the inner border sides. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Airflow Solutions:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this diffuser with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustomizable plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e to learn more.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping from North America:\u003c\/strong\u003e We ship quickly from Vancouver, Canada. Orders to the USA typically arrive within 2-7 business days after dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_anodized_finish_installed_photo.jpg?v=1780427468\" alt=\"Modern anodized aluminum linear slot diffuser ceiling installation, sleek HVAC air distribution vent with corrosion-resistant finish and minimalist design.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e80\u003cbr\u003e110\u003cbr\u003e160\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.11\u003cbr\u003e0.20\u003cbr\u003e0.41\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffuser - 25mm wide opening - 1 Slot Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-1-slot-with-25mm-slot-opening\" target=\"_blank\"\u003eNeed more airflow? See the enhanced airflow 1-slot diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_1-slot_submittal_high_resolution_download.pdf?v=1750363158\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-submittal-flomatrix-hvac.jpg?v=1745614439\" alt=\"Linear Slot Diffuser -1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eWhat Makes a Grille, Register, or Diffuser \"Commercial Grade\"?\u003c\/h4\u003e\n\u003cp\u003eTrue commercial-grade GRD products provide architects, engineers, and HVAC professionals with the complete technical data needed for precise project specification. This includes detailed information on material composition and comprehensive performance metrics like flow rates, pressure drop, and noise criteria (NC).\u003c\/p\u003e\n\u003cp\u003eAll our products are rigorously tested in accordance with ADC1062:GRD-84 and the ASHRAE 70-2006 standards. We leverage computational fluid dynamics (CFD) and modern testing to continuously refine our designs for optimal performance and energy efficiency.\u003c\/p\u003e\n\u003cp\u003eSince 1997, we have been a trusted manufacturer of high-quality linear slot diffusers (from 1 to 12 slots) for the commercial HVAC industry. For project-specific questions and expert guidance, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener noreferrer\" title=\"Contact Us Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733491196067,"sku":"FWASD19-1\/76W\/592L\/007","price":40.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-1-slot-anodized-silver-frontview-flomatrix-hvac.png?v=1745614439"},{"product_id":"12-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"12\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003cdiv\u003e\n\u003ch5\u003eDetails\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 12-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 12\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745871836\" alt=\"Full dimensions of a white 12 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e64\u003cbr\u003e93\u003cbr\u003e125\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745871836\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733550964899,"sku":"FWASD19-2\/114.5W\/333L\/PCWS02","price":37.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-12-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745871836"},{"product_id":"16-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"16\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 16-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 16\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-16-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745872649\" alt=\"Full dimensions of a white 16 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e85\u003cbr\u003e125\u003cbr\u003e166\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\" style=\"height: 58.7812px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"height: 58.7812px;\"\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745872649\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733572231331,"sku":"FWASD19-2\/114.5W\/434L\/PCWS02","price":43.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-16-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745872649"},{"product_id":"20-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"20\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 20-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 20\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 20 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-20-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745874770\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e107\u003cbr\u003e156\u003cbr\u003e208\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -2-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745874770\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733582749859,"sku":"FWASD19-2\/114.5W\/536L\/PCWS02","price":52.96,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-20-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745874770"},{"product_id":"24-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"24\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 24-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 24\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745876830\" alt=\"Full dimensions of a white 24 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e128\u003cbr\u003e187\u003cbr\u003e250\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745876830\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733586747555,"sku":"FWASD19-2\/114.5W\/638L\/PCWS02","price":59.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745876830"},{"product_id":"32-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"32\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 32-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation.\u003cstrong\u003e For optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 32\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 32 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-32-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745877295\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e171\u003cbr\u003e250\u003cbr\u003e333\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745266458\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733596643491,"sku":"FWASD19-2\/114.5W\/841L\/PCWS02","price":85.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-32-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745877295"},{"product_id":"36-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"36\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 36-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 36\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745877702\" alt=\"Full dimensions of a white 36 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e192\u003cbr\u003e281\u003cbr\u003e375\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -2-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745266458\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733630132387,"sku":"FWASD19-2\/114.5W\/942L\/PCWS02","price":88.46,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-36-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745877702"},{"product_id":"48-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"48\" Linear Slot Diffuser Vent Cover  (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 48-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 48\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 48 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745877987\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e257\u003cbr\u003e375\u003cbr\u003e500\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745266458\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733649694883,"sku":"FWASD19-2\/114.5W\/1247L\/PCWS02","price":117.06,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745877987"},{"product_id":"22-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-white-finish","title":"22\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 22-inch linear slot diffuser features a crisp white finish that blends seamlessly into modern interiors. Its heavy-duty extruded aluminum construction stands up to daily use in both commercial buildings and homes. The dual-slot design delivers stronger airflow than standard single-slot models, while the 19mm adjustable blades let you direct air precisely across a full 180-degree range. HVAC professionals and architects appreciate how it balances architectural aesthetics with VAV system performance. Want to see how it distributes air? Our smoke test video demonstrates real-world operation. \u003cstrong\u003eFor optimal results, we recommend having a qualified technician handle installation.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 22\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp, Durable Finish:\u003c\/strong\u003e Finished in a premium matte white, this strong powder coat is specifically chosen for its superior defense against scratches, corrosion, and fading, ensuring long-lasting beauty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 22 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745875162\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Short_length_Installed_Photo.jpg?v=1780354694\" alt=\"White double linear slot diffuser installed on the wall for modern HVAC air distribution and seamless interior design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e117\u003cbr\u003e171\u003cbr\u003e229\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser -2-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac.jpg?v=1745875162\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733654610083,"sku":"FWASD19-2\/114.5W\/588L\/PCWS02","price":55.21,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-22-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745875162"},{"product_id":"24-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-black-finish","title":"24\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 24-inch linear slot diffuser delivers both form and function with its matte black finish and heavy-duty extruded aluminum build. Designed for architects and HVAC pros, this dual-slot model moves more air than single-slot versions while maintaining precise control via 19mm adjustable blades (up to a 180° air pattern). Perfect for VAV systems and general airflow in commercial or residential spaces, it combines architectural-grade durability with optimized performance. Check our smoke test video to see it in action in the videos section. \u003cstrong\u003eProfessional installation recommended for best results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 24\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Matte Black Finish:\u003c\/strong\u003e Features a sleek, matte black powder coat finish. This is not only for its modern appeal but also for its exceptional resistance to corrosion, scuffs, and daily wear and tear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-2-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1745272099\" alt=\"Full dimensions of a black 24-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e128\u003cbr\u003e187\u003cbr\u003e250\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac_147063a2-0565-40da-bfea-73d67ce336ea.jpg?v=1745272099\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41733951717539,"sku":"FWASD19-2\/114.5W\/638L\/005","price":59.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-24-inch-2-slot-black-frontview-flomatrix-hvac.jpg?v=1745875333"},{"product_id":"48-linear-slot-diffuser-2-slots-with-19mm-slot-openings-hvac-vent-cover-matte-black-finish-wasd19-2","title":"48\" Linear Slot Diffuser Vent Cover (2 Slots with 19mm Openings) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eThe 48-inch linear slot diffuser delivers both form and function with its matte black finish and heavy-duty extruded aluminum build. Designed for architects and HVAC pros, this dual-slot model moves more air than single-slot versions while maintaining precise control via 19mm adjustable blades (up to a 180° air pattern). Perfect for VAV systems and general airflow in commercial or residential spaces, it combines architectural-grade durability with optimized performance. Check our smoke test video to see it in action in the videos section. \u003cstrong\u003eProfessional installation recommended for best results.\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Design \u0026amp; Fit:\u003c\/strong\u003e With a 48\" x 3¼\" nominal size, this linear slot diffuser features two crisp, ¾\" openings for a sharp, modern look that seamlessly integrates into any ceiling. (\u003cem\u003eCheck the size diagram for exact measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Ceiling Smudges \u0026amp; Stains:\u003c\/strong\u003e A built-in gasket creates an airtight seal against the ceiling. This stops air leakage, protects your ceiling from dust marks, and ensures airflow is directed perfectly through the slotted vent covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty \u0026amp; Built to Last:\u003c\/strong\u003e : Constructed from commercial-grade \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e. It's reinforced with Tig welds to prevent cracking, chipping, or bending, guaranteeing a lifetime of reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Matte Black Finish:\u003c\/strong\u003e Features a sleek, matte black powder coat finish. This is not only for its modern appeal but also for its exceptional resistance to corrosion, scuffs, and daily wear and tear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, No-Visible-Screw Design:\u003c\/strong\u003e Achieve a clean, minimalist installation with no screws showing on the face of the register. All fastening points are cleverly hidden on the inner sides for a flawless finish. (Please note: fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailor Your Airflow:\u003c\/strong\u003e For ultimate control, easily pair this unit with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ecustom plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) to fine-tune performance for any HVAC system. See our video guide to learn more about plenum options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Shipping from North America:\u003c\/strong\u003e We ship from our warehouse in Vancouver, Canada. Most orders to the U.S. arrive within 2-7 business days after shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-2-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1745274385\" alt=\"Full dimensions of a black 48-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e257\u003cbr\u003e375\u003cbr\u003e500\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.18\u003cbr\u003e0.31\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser - 25mm wide openings - 2 Slots Vent Covers\" href=\"https:\/\/www.linearairdiffusers.com\/collections\/linear-slot-diffuser-double-slots-with-25mm-wide-slot-opening\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #2596be;\"\u003eNeed more airflow? See the enhanced airflow 2-slots diffuser\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_2-slot_submittal_high_resolution_download.pdf?v=1750374563\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-2-slot-submittal-flomatrix-hvac_147063a2-0565-40da-bfea-73d67ce336ea.jpg?v=1745272099\" alt=\"Linear Slot Diffuser -2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Key Characteristics of Commercial-Grade Air Distribution Products\u003c\/h4\u003e\n\u003cp\u003eCommercial-grade grilles, registers, and diffusers are defined by one crucial element: complete and accurate technical data. This information empowers architects, engineers, and HVAC contractors to make informed decisions, providing clear details on material grades and comprehensive performance specifications like noise levels (NC), airflow capacity, and pressure drop.\u003c\/p\u003e\n\u003cp\u003eWe ensure our products meet this high bar through rigorous testing in accordance with ASHRAE 70-2006 and ADC1062:GRD-84. Our development process harnesses the power of \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003e\u003c\/a\u003e to innovate and improve, resulting in designs that maximize energy efficiency and airflow control.\u003c\/p\u003e\n\u003cp\u003eWe have manufactured premium linear slot diffusers (1-12 slot options) for the commercial HVAC industry since 1997. For personalized guidance tailored to your project’s needs, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003econtact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003ca rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003e\u003c\/a\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41737446391971,"sku":"FWASD19-2\/114.5W\/1247L\/005","price":117.06,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-48-inch-2-slot-black-frontview-flomatrix-hvac.png?v=1745878106"},{"product_id":"12-linear-slot-diffuser-2-slots-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"12\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 12\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 12\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (12x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/12x2-plenum-fxp\" target=\"_blank\"\u003ecustomizable 12x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e43\u003cbr\u003e68\u003cbr\u003e91\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745799115\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745799115\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-2.jpg?v=1714191210\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41737860251811,"sku":"FWASD25-1\/81W\/333L\/PCWS02","price":30.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-12-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745799115"},{"product_id":"48-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"48\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 48\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 48\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Custom plenum video introduction.\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745813743\" alt=\"Full dimensions of a white 48 inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e175\u003cbr\u003e275\u003cbr\u003e365\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745813743\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745813743\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738223157411,"sku":"FWASD25-1\/81W\/1247L\/PCWS02","price":84.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745814175"},{"product_id":"16-linear-slot-diffuser-1-slot-25mm-opening-hvac-vent-cover-white","title":"16\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 16\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 16\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (16x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/16x2-plenums-fxp\" target=\"_blank\"\u003ecustomizable 16x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 16 inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-16-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745801774\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e58\u003cbr\u003e91\u003cbr\u003e121\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\" alt=\"\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745801774\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745801774\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738236395683,"sku":"FWASD25-1\/81W\/434L\/PCWS02","price":32.58,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-16-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745803402"},{"product_id":"20-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"20\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis 20\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 20\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/20x2-plenums-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (20x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 20x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e72\u003cbr\u003e114\u003cbr\u003e152\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745802489\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745802489\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738247864483,"sku":"FWASD25-1\/81W\/536L\/PCWS02","price":38.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-20-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745803268"},{"product_id":"22-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"22\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 22\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. Professional installation is recommended.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 22\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (22x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/22x2-plenums-fxp\" target=\"_blank\"\u003ecustomizable 22x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e80\u003cbr\u003e126\u003cbr\u003e167\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745803088\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745803088\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738255368355,"sku":"FWASD25-1\/81W\/588L\/PCWS02","price":40.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-22-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745803088"},{"product_id":"24-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"24\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 24\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 24\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (24x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/24x2-plenums-fxp\" target=\"_blank\"\u003ecustomizable 24x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745803955\" alt=\"Full dimensions of a white 24 inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e87\u003cbr\u003e137\u003cbr\u003e182\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745803955\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745803955\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-2.jpg?v=1714191210\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738278535331,"sku":"FWASD25-1\/81W\/638L\/PCWS02","price":43.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745803955"},{"product_id":"32-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"32\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 32\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 32\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Custom plenum video introduction.\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-32-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745807009\" alt=\"Full dimensions of a white 32 inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e116\u003cbr\u003e183\u003cbr\u003e243\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745807009\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745807009\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738288464035,"sku":"FWASD25-1\/81W\/841L\/PCWS02","price":59.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-32-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745814391"},{"product_id":"36-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"36\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 36\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 36\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Custom plenum video introduction.\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 36 inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-1-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745813391\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e131\u003cbr\u003e206\u003cbr\u003e273\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745813391\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745813391\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738300555427,"sku":"FWASD25-1\/81W\/942L\/PCWS02","price":63.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-1-slot-white-frontview-flomatrix-hvac_0d73b5b9-5141-496f-9603-02208b710911.png?v=1745814242"},{"product_id":"34-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-white-finish-wasd25-1","title":"34\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 34\" linear slot diffuser features a clean white finish, crafted from durable extruded aluminum for architectural and HVAC applications. Designed for general air distribution and VAV systems, its 25mm slot width includes adjustable blades for 180° airflow control. Compared to our 19mm models, it delivers up to 14% higher airflow while reducing static pressure by 18%—improving efficiency without compromising duct performance. For detailed metrics on flow rate, noise, and static pressure (key for system compatibility), refer to our lab-tested data. See our smoke test video to observe its air dispersion performance. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 34\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable White Matte Finish:\u003c\/strong\u003e Renowned for its toughness, this matte white powder coat provides exceptional protection from scratches, resists corrosion, and maintains its color without fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Custom plenum video introduction.\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_white_single_slot_high_airflow_installed_photo.jpg?v=1780425749\" alt=\"White linear slot diffuser installed on kitchen ceiling, single-slot high-airflow HVAC vent cover with sleek modern design for residential and commercial air distribution.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e123\u003cbr\u003e194\u003cbr\u003e258\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/FWASD25-1_FLO_SUBMITTAL_240423-images-1.jpg?v=1714191210\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1745812766\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1745812766\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738306257059,"sku":"FWASD25-1\/81W\/896L\/PCWS02","price":61.85,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-34-inch-1-slot-white-frontview-flomatrix-hvac.png?v=1745814314"},{"product_id":"48-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-black-finish-wasd25-1","title":"48\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 48\" linear slot diffuser features a sleek matte black finish and is built for durability with solid extruded aluminum, making it ideal for HVAC and architectural projects. Perfect for general air distribution and VAV systems, its 25mm slot width with adjustable blades allows a 180° airflow pattern, boosting airflow by up to 14% compared to our 19mm models while reducing static pressure by 18%. This ensures better efficiency without straining duct pressure. For performance details on flow rate, noise, and static pressure—all critical for HVAC compatibility—review our lab data in the performance section. Check our smoke test video to see airflow performance in action. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 48\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated Matte Black:\u003c\/strong\u003e Finished in a premium matte black powder coat that is as durable as it is stylish, offering superior protection against wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Custom plenum video introduction.\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744930972\" alt=\"Full dimensions of a black 48-inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black-single_high_airflow_installed_photo.jpg?v=1780422000\" alt=\"Black linear slot diffuser air vent cover installed on bedroom wall, single-slot high-airflow HVAC diffuser with modern minimalist design for residential and commercial ventilation systems.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e175\u003cbr\u003e275\u003cbr\u003e365\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1744930972\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1744930851\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738366681251,"sku":"FWASD25-1\/81W\/1247L\/005","price":84.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744930972"},{"product_id":"12-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-black-finish-wasd25-1","title":"12\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003eDetails\u003c\/h5\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThis 12\" linear slot diffuser features a sleek matte black finish and is built for durability with solid extruded aluminum, making it ideal for HVAC and architectural projects. Perfect for general air distribution and VAV systems, its 25mm slot width with adjustable blades allows a 180° airflow pattern, boosting airflow by up to 14% compared to our 19mm models while reducing static pressure by 18%. This ensures better efficiency without straining duct pressure. For performance details on flow rate, noise, and static pressure—all critical for HVAC compatibility—review our lab data in the performance section. Check our smoke test video to see airflow performance in action. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 12\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated Matte Black:\u003c\/strong\u003e Finished in a premium matte black powder coat that is as durable as it is stylish, offering superior protection against wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/12x2-plenum-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (12x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 12x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Face dimensions of a black high flow 12-inch 1-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-12-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744845299\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black-single_high_airflow_installed_photo.jpg?v=1780422000\" alt=\"Black linear slot diffuser air vent cover installed on bedroom wall, single-slot high-airflow HVAC diffuser with modern minimalist design for residential and commercial ventilation systems.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e43\u003cbr\u003e68\u003cbr\u003e91\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\" style=\"height: 58.7812px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"height: 58.7812px;\"\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1744845299\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1744845299\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738390175907,"sku":"FWASD25-1\/81W\/333L\/005","price":30.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-12-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744845299"},{"product_id":"22-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-black-finish-wasd25-1","title":"22\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 22\" linear slot diffuser features a sleek matte black finish and is built for durability with solid extruded aluminum, making it ideal for HVAC and architectural projects. Perfect for general air distribution and VAV systems, its 25mm slot width with adjustable blades allows a 180° airflow pattern, boosting airflow by up to 14% compared to our 19mm models while reducing static pressure by 18%. This ensures better efficiency without straining duct pressure. For performance details on flow rate, noise, and static pressure—all critical for HVAC compatibility—review our lab data in the performance section. Check our smoke test video to see airflow performance in action. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 22\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated Matte Black:\u003c\/strong\u003e Finished in a premium matte black powder coat that is as durable as it is stylish, offering superior protection against wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/products\/22x2-plenums-fxp\" title=\"Matching Custom Linear Slot Diffuser Plenum (22x2)\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003ecustomizable 22x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-22-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744927983\" alt=\"Full dimensions of a black 22-inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black-single_high_airflow_installed_photo.jpg?v=1780422000\" alt=\"Black linear slot diffuser air vent cover installed on bedroom wall, single-slot high-airflow HVAC diffuser with modern minimalist design for residential and commercial ventilation systems.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e80\u003cbr\u003e126\u003cbr\u003e167\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1744922203\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1744915503\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" title=\"Contact US Form\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738396041379,"sku":"FWASD25-1\/81W\/588L\/005","price":40.77,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-22-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744927983"},{"product_id":"24-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-black-finish-wasd25-1","title":"24\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 24\" linear slot diffuser features a sleek matte black finish and is built for durability with solid extruded aluminum, making it ideal for HVAC and architectural projects. Perfect for general air distribution and VAV systems, its 25mm slot width with adjustable blades allows a 180° airflow pattern, boosting airflow by up to 14% compared to our 19mm models while reducing static pressure by 18%. This ensures better efficiency without straining duct pressure. For performance details on flow rate, noise, and static pressure—all critical for HVAC compatibility—review our lab data in the performance section. Check our smoke test video to see airflow performance in action. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 24\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated Matte Black:\u003c\/strong\u003e Finished in a premium matte black powder coat that is as durable as it is stylish, offering superior protection against wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching Plenum:\u003c\/strong\u003e \u003cspan style=\"color: rgb(31, 33, 36);\"\u003ePair this linear slot diffuser with our \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Matching Custom Linear Slot Diffuser Plenum (24x2)\" href=\"https:\/\/www.linearairdiffusers.com\/products\/24x2-plenums-fxp\" target=\"_blank\"\u003ecustomizable 24x2 Plenums FXP Series\u003c\/a\u003e\u003c\/span\u003e (sold separately) to perfectly match your HVAC system's requirements. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Video of our plenums for linear slot diffusers air vent covers.\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWatch our plenums intro video\u003c\/a\u003e\u003c\/span\u003e or click \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003ehere to learn more about our custom plenums\u003c\/a\u003e\u003c\/span\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a black 24-inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744928600\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black-single_high_airflow_installed_photo.jpg?v=1780422000\" alt=\"Black linear slot diffuser air vent cover installed on bedroom wall, single-slot high-airflow HVAC diffuser with modern minimalist design for residential and commercial ventilation systems.\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e87\u003cbr\u003e137\u003cbr\u003e182\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1744922203\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1744915503\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738402136227,"sku":"FWASD25-1\/81W\/638L\/005","price":43.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744928600"},{"product_id":"36-linear-slot-diffuser-1-slot-with-25mm-slot-opening-hvac-vent-cover-matte-black-finish-wasd25-1","title":"36\" Linear Slot Diffuser Vent Cover (1 Slot with 25mm Opening) - Matte Black - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThis 36\" linear slot diffuser features a sleek matte black finish and is built for durability with solid extruded aluminum, making it ideal for HVAC and architectural projects. Perfect for general air distribution and VAV systems, its 25mm slot width with adjustable blades allows a 180° airflow pattern, boosting airflow by up to 14% compared to our 19mm models while reducing static pressure by 18%. This ensures better efficiency without straining duct pressure. For performance details on flow rate, noise, and static pressure—all critical for HVAC compatibility—review our lab data in the performance section. Check our smoke test video to see airflow performance in action. \u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleek, Modern Profile:\u003c\/strong\u003e Designed with a crisp 36\" x 2\" nominal size and a defined 1\" (25mm) opening for a minimalist aesthetic. (\u003cem\u003eDetailed dimensions are in the diagram\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered for High-Capacity Airflow:\u003c\/strong\u003e Features a wider slot opening, a significant increase over the standard 19mm size. This design allows for a greater volume of air to pass through efficiently, making it ideal for high-demand commercial HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep Ceilings Clean:\u003c\/strong\u003e Integrated sealing prevents escaped air, which stops ugly dust marks from forming on your ceiling and directs air efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Professional Use:\u003c\/strong\u003e Constructed with heavy-gauge \u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e6063-T5 aluminum\u003c\/span\u003e\u003c\/a\u003e, fortified Tig welds, and a chip-resistant powder coat for unwavering reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSophisticated Matte Black:\u003c\/strong\u003e Finished in a premium matte black powder coat that is as durable as it is stylish, offering superior protection against wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined, Invisible Install:\u003c\/strong\u003e Enjoy a flawless finish with no visible screws; mounting is handled discreetly on the interior edges. (Hardware not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable HVAC Integration:\u003c\/strong\u003e For ideal performance, combine with a \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ematching plenum box\u003c\/a\u003e\u003c\/span\u003e (sold separately) designed for your specific needs. \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/youtu.be\/gqC7IVD_kbY?si=1LF7UVkcdi3Q07_p\" title=\"Custom plenum video introduction.\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWatch our intro video\u003c\/a\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Shipping to Your Door:\u003c\/strong\u003e Orders ship quickly from North America (Vancouver, Canada) and reach US addresses in just 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-1-slot-black-fulldimensions-flomatrix-hvac.jpg?v=1744930061\" alt=\"Full dimensions of a black 36-inch 1-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_black-single_high_airflow_installed_photo.jpg?v=1780422000\" alt=\"Black linear slot diffuser air vent cover installed on bedroom wall, single-slot high-airflow HVAC diffuser with modern minimalist design for residential and commercial ventilation systems.\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e131\u003cbr\u003e206\u003cbr\u003e273\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.09\u003cbr\u003e0.21\u003cbr\u003e0.37\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e40\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Linear Slot Diffuser (high flow, one slot) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_-1-slot-installation-submittal-flomatrix-hvac.pdf?v=1750360336\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-1-slot-submittal-flomatrix-hvac.jpg?v=1744929484\" alt=\"Linear Slot Diffuser high flow 1-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-1-slot-installation-submittal-flomatrix-hvac.jpg?v=1744915503\" alt=\"Linear Slot Diffuser high flow 1-slot installation submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Hallmarks of a True Commercial-Grade Grille, Register, or Diffuser\u003c\/h4\u003e\n\u003cp\u003eFor architects and engineers, \"commercial grade\" signifies a product backed by robust technical documentation that enables accurate system design. This essential data encompasses the full material specification and verified performance metrics, including detailed acoustical data (NC levels), pressure drop, and airflow rates.\u003c\/p\u003e\n\u003cp\u003eOur commitment to this standard is verified through rigorous independent testing per ADC1062:GRD-84 and ASHRAE 70-2006. Furthermore, we employ advanced computational fluid dynamics (CFD) in our design process to enhance energy efficiency and optimize air dispersion performance.\u003c\/p\u003e\n\u003cp\u003eWith a legacy dating back to 1997, we have built our reputation on manufacturing premium linear slot diffusers (1-12 slot configurations) for demanding commercial environments. For assistance with your specific project requirements, \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact US Form\" rel=\"noopener\" target=\"_blank\"\u003ereach out to our product experts\u003c\/a\u003e\u003c\/span\u003e at +1-604-437-1527.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7_HLSGJ1dE4?si=EY4zvH8u9dC4YY6Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDemonstration of airflow direction adjustment - 1 Slot Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/1Ugg_bT9wDY?si=EHqofWnvuq2Knfv8\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHow to insert a linear slot diffuser into a plenum\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/HFvCaQcs1rE?si=nYvC4-UoWcE1fsiu\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Vertical Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wzy7QBMM3n0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 1 Slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nMeJOL_9g-M\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=SBMMXiQkfyDlC7Ob\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738416849059,"sku":"FWASD25-1\/81W\/942L\/005","price":63.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-1-slot-black-frontview-flomatrix-hvac.jpg?v=1744930061"},{"product_id":"48-linear-slot-diffuser-2-slots-25mm-opening-hvac-vent-cover-white","title":"48\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 48-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 48\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-2-slot-white-fulldimensions-flomatrix-hvac.png?v=1745454699\" alt=\"Full dimensions of a white 48 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e275\u003cbr\u003e425\u003cbr\u003e500\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eSubmittal\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745454699\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738446405795,"sku":"FWASD25-2\/125W\/1247L\/PCWS02","price":117.06,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-48-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745454699"},{"product_id":"16-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"16\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 16-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 16\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-16-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745879430\" alt=\"Full dimensions of a white 16 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e91\u003cbr\u003e141\u003cbr\u003e166\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745879430\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738483859619,"sku":"FWASD25-2\/125W\/434L\/PCWS02","price":43.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-16-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745879779"},{"product_id":"20-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"20\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 20-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 20\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Full dimensions of a white 20 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-20-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745881583\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e114\u003cbr\u003e177\u003cbr\u003e208\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Linear Slot Diffuser high airflow 2-slot submittal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745881583\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738493165731,"sku":"FWASD25-2\/125W\/536L\/PCWS02","price":52.96,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-20-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745881583"},{"product_id":"24-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"24\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 24-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 24\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-2-slot-white-fulldimensions-flomatrix-hvac.png?v=1745882593\" alt=\"Full dimensions of a white 24 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e137\u003cbr\u003e212\u003cbr\u003e250\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745882593\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738497425571,"sku":"FWASD25-2\/125W\/638L\/PCWS02","price":59.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-24-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745882593"},{"product_id":"32-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"32\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\n\u003cspan\u003eDetails\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 32-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 32\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-32-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745449968\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e183\u003cbr\u003e283\u003cbr\u003e333\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745449968\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener noreferrer\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738501947555,"sku":"FWASD25-2\/125W\/841L\/PCWS02","price":85.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-32-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745882763"},{"product_id":"36-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"36\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 36-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 36\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745453004\" alt=\"Full dimensions of a white 36 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" title=\"Request a Quote for Linear Slot Diffusers\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e206\u003cbr\u003e318\u003cbr\u003e375\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Flo-Matrix HVAC\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745453481\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca style=\"color: rgb(37, 150, 190);\" rel=\"noopener\" title=\"Contact Us Form - Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738516201635,"sku":"FWASD25-2\/125W\/942L\/PCWS02","price":88.46,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-36-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745453004"},{"product_id":"22-linear-slot-diffuser-2-slots-with-25mm-slot-openings-hvac-vent-cover-matte-white-finish-wasd25-2","title":"22\" Linear Slot Diffuser Vent Cover (2 Slots with 25mm Openings) - Matte White - FLO-MATRIX HVAC","description":"\u003ch5\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 22-inch linear slot diffuser delivers superior airflow with its sleek white finish and architectural-grade aluminum construction. Featuring dual 25mm slots with 180° adjustable blades, it provides 17% greater airflow than our standard two-slot 19mm models while reducing static pressure by 33%—optimizing HVAC efficiency without straining ductwork. Verified lab results confirm its performance for flow rate, noise levels, and pressure in the performance section. See our smoke test video to observe the precise air distribution in action. \u003cstrong\u003eProfessional installation recommended for optimal results.\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, Modern Design:\u003c\/strong\u003e With a 22\" x 3½\" nominal size, this linear slot diffuser is engineered with two sharp, 1-inch openings for a minimalist look that complements any commercial or residential space. (\u003cem\u003ePlease see the diagram for precise measurements\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Airflow Performance:\u003c\/strong\u003e The wider 1-inch slot is a major upgrade from standard 19mm vent covers, enabling a significantly higher volume of air to move through quietly and efficiently for demanding HVAC systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminates Ceiling Dust Marks:\u003c\/strong\u003e An integrated gasket creates a perfect seal against the ceiling tile, preventing leaked air from causing unsightly smudges and ensuring all conditioned air is delivered into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Commercial Construction:\u003c\/strong\u003e Built from heavy-gauge \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" target=\"_blank\"\u003e6063-T5 aluminum\u003c\/a\u003e\u003c\/span\u003e and fortified with robust Tig welds to withstand the rigors of daily use in any environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Matte White Surface: \u003c\/strong\u003eFeatures a sophisticated matte white powder coat that is not only elegant but also remarkably resistant to wear, including scratches, corrosion, and fading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless No-Screw Aesthetic:\u003c\/strong\u003e Achieve a flawless, uninterrupted look with a design that hides all mounting hardware on the interior edges for a clean install. (Note: Fasteners are not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimize Your Air Distribution:\u003c\/strong\u003e For peak HVAC efficiency, pair this air diffuser with an \u003ca rel=\"noopener\" title=\"Custom Plenum Box - Built to your specifications by Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/custom-hvac-plenums\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003ecustom plenum box\u003c\/span\u003e\u003c\/a\u003e (sold separately) to perfectly balance airflow. Check out our video to learn more.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast North American Shipping:\u003c\/strong\u003e We dispatch promptly from our warehouse in Vancouver, Canada. Delivery to most US locations is completed within 2-7 business days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-22-inch-2-slot-white-fulldimensions-flomatrix-hvac.jpg?v=1745882073\" alt=\"Full dimensions of a white 22 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems\"\u003e\u003c\/p\u003e\n\u003cp\u003eNeed custom sizes?\u003cstrong\u003e \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Request a Quote for Linear Slot Diffusers\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/linear-slot-diffuser-quote-request\" target=\"_blank\"\u003eRequest a quote for custom linear slot diffusers and plenums\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e to get pricing, lead times, and support for your project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Double_Linear_Slot_Diffuser_White_Medium_high_airflow_Installed_Photo.jpg?v=1780433270\" alt=\"White double linear slot diffuser (high airflow) installed on the wall for modern HVAC air distribution and clean architectural design\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003ePerformance\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 500px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 204.035px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003ePerformance Data\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; height: 19px;\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 40px;\"\u003e\n\u003cp\u003e\u003cem\u003eFlow Rate\u003c\/em\u003e\u003cem\u003e\u003cspan\u003e \u003c\/span\u003e(CFM)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 40px;\"\u003e\u003cem\u003e Static Pressure (in.wg)\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 40px;\"\u003e\u003cem\u003eNoise Level (NC)\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 59.3578px;\"\u003e\n\u003ctd style=\"width: 204.035px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e126\u003cbr\u003e194\u003cbr\u003e229\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 125.965px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e0.06\u003cbr\u003e0.15\u003cbr\u003e0.20\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 157px; text-align: center; height: 59.3578px;\"\u003e\n\u003cp\u003e20\u003cbr\u003e30\u003cbr\u003e35\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e  * Flow rate (CFM) and static pressure (in.wg) are interrelated. It is crucial to know your HVAC system total or static pressure when choosing the proper GRD for optimal performance.\u003c\/p\u003e\n\u003cp\u003e* Performance data independently verified by a globally recognized third-party testing facility. Tested to ADC1062:GRD-84 and ASHRAE 70-2006 standards. CFD and modern testing ensure optimal performance and energy efficiency. For complete performance data, please \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Contact Flo-Matrix HVAC\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" target=\"_blank\"\u003econtact us\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSubmittal\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser high flow (two slots) Submittal Sheet High Resolution PDF Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser_high_flow_two-slot_submittal_high_resolution_download.pdf?v=1750376288\" target=\"_blank\"\u003eClick here to download a high resolution of this submittal sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-2-slot-submittal-flomatrix-hvac.jpg?v=1745882100\" alt=\"Linear Slot Diffuser high airflow 2-slot submittal\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eResources\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Installation Guide High Resolution Download\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/Linear_Slot_Diffuser_Installation_Instructions_High_Resolution.pdf?v=1759781403\" target=\"_blank\"\u003eLinear Slot Diffuser Installation Guide Download\u003c\/a\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/19mm-vs-25mm-linear-slot-diffusers-a-quick-guide-for-hvac-pros-homeowners\" title=\"19mm vs. 25mm Linear Slot Diffusers: A Quick Guide for HVAC Pros \u0026amp; Homeowners\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eOur Guide to 19mm VS. 25mm Slot Width Differences\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffusers-smart-choice-for-modern-hvac-systems\" title=\"Linear Slot Diffusers: The Smart Choice for Modern HVAC Systems\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eLinear Slot Diffusers: The Smart Choice for Modern HVAC Systems\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/why-6063-t5-aluminum-is-great-for-linear-slot-diffuser-vent-covers\" title=\"Why 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eWhy 6063-T5 Aluminum is the Gold Standard for Your Linear Slot Diffuser\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" title=\"Linear Slot Diffuser Upgrade: A Guide for Retrofit vs. New Construction\" href=\"https:\/\/www.linearairdiffusers.com\/blogs\/hvac-diffusers-insights\/linear-slot-diffuser-upgrade-retrofit-vs-new-construction\" target=\"_blank\"\u003eLinear Slot Diffuser: A Guide for Retrofit vs. New Construction\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(37, 150, 190);\" href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eCFD Airflow Analysis Services for Smarter HVAC Design\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eThe Engineer's Standard for Commercial HVAC Grilles and Diffusers\u003c\/h4\u003e\n\u003cp\u003eIn professional HVAC design, \"commercial grade\" is a promise of performance, backed by data. It provides the detailed technical information—from the composition to certified metrics on NC (noise criteria), flow rates, and pressure drop—that engineers rely on for precise specification and predictable results.\u003c\/p\u003e\n\u003cp\u003eWe uphold this promise by subjecting our products to testing aligned with ASHRAE Standard 70-2006 and ADC1062:GRD-84. Our design philosophy leverages \u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/cfd-airflow-analysis-hvac-design\" title=\"CFD Airflow Analysis Services for Smarter HVAC Design\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003ecomputational fluid dynamics (CFD)\u003c\/a\u003e\u003c\/span\u003e to continuously innovate, creating energy-efficient solutions that meet the highest standards of modern building design.\u003c\/p\u003e\n\u003cp\u003eFor over two decades, since 1997, we have specialized in manufacturing high-performance linear slot diffusers (1-12 slots) for commercial applications. \u003cspan style=\"color: rgb(111, 160, 177);\"\u003e\u003cspan style=\"color: rgb(37, 150, 190);\"\u003e\u003ca href=\"https:\/\/www.linearairdiffusers.com\/pages\/contact-us\" title=\"Contact Us Form - Flo-Matrix HVAC\" rel=\"noopener\" style=\"color: rgb(37, 150, 190);\" target=\"_blank\"\u003eContact our product specialists\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e at +1-604-437-1527 for expert consultation on your next project.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eVideos\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eShowcase Video of Product - 2 Slots Linear Diffuser\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/CMAKNo9aeW4?si=kNKQg43GAw9laYz6\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan style=\"text-decoration: underline;\"\u003eLinear Slot Diffuser Smoke Test (Horizontal Throw) Video - 2 Slots\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/0Re7NqSIiCI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVideos of previous custom plenums\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/5kEmsTcA2uE?si=uSyGJ5y7poRtPLxT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gqC7IVD_kbY?si=araziY9knWlseHoy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOur retail store showroom - Greater Vancouver, Canada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/YeWxWnvc0pw?si=qV2UAJzkCEX6TARr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Linear Air Diffusers","offers":[{"title":"Default Title","offer_id":41738536648867,"sku":"FWASD25-2\/125W\/588L\/PCWS02","price":55.21,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/files\/linear-slot-diffuser-high-flow-22-inch-2-slot-white-frontview-flomatrix-hvac.png?v=1745882073"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0478\/9515\/0755\/collections\/WASD19---1---SIDE.png?v=1714372211","url":"https:\/\/www.linearairdiffusers.com\/collections\/aluminum-linear-slot-diffusers-for-hvac-systems\/3-slots-with-25mm-slot-openings.oembed","provider":"Linear Air Diffusers by Flo-Matrix HVAC","version":"1.0","type":"link"}