Collection: Linear Slot Diffusers | Aluminum HVAC Air Vent Covers | Flo-Matrix

Our premium linear slot diffusers are available in 1-slot, 2-slot, and 3-slot configurations, with standard 19 mm and high-capacity 25 mm slot openings to accommodate a wide range of airflow requirements. Manufactured from high-quality 6063-T5 aluminum and available in multiple finishes, these HVAC linear slot diffusers provide clean architectural lines that complement modern residential, commercial, and institutional spaces. Designed for consistent air distribution, each diffuser can be paired with a custom-fabricated plenum for optimal performance and a precise, professional installation.

Whether you're building a custom home, completing a commercial fit-out, or upgrading an existing HVAC system, Flo-Matrix linear slot diffusers offer a versatile solution for supply and return air applications. Choose from multiple lengths, slot configurations, colours, and installation options to achieve the airflow performance and modern appearance your project requires. Our products are trusted by HVAC contractors, builders, designers, and homeowners seeking durable, high-quality aluminum air diffusers that are built to last.

We ship from our Vancouver, Canada facility to customers throughout Canada, the United States, and worldwide. If you're located in the Lower Mainland, you're also welcome to visit our showroom to explore our products in person and receive expert assistance selecting the right linear slot diffuser and plenum for your application.