Collection: Mud In Flange (Drywall Flush mount) Linear Slot Diffusers
Our commercial-grade aluminum mud-in linear slot diffusers feature a grooved flange designed for seamless integration into drywall using plaster or joint compound. This allows the vent to be fully concealed for a clean, flush architectural finish. Available in black and white, these high-performance diffusers are in stock and ready to ship across Canada and the USA.
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12" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 12-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $43.42 CAD
- Sale price
- $43.42 CAD
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12" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![12]()
- Regular price
- $43.42 CAD
- Sale price
- $43.42 CAD
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16" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
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- Regular price
- $57.90 CAD
- Sale price
- $57.90 CAD
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16" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![16]()
- Regular price
- $57.90 CAD
- Sale price
- $57.90 CAD
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18" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 18-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $62.09 CAD
- Sale price
- $62.09 CAD
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18" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![18]()
- Regular price
- $62.09 CAD
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- $62.09 CAD
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22" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
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- Regular price
- $74.53 CAD
- Sale price
- $74.53 CAD
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22" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![22]()
- Regular price
- $74.53 CAD
- Sale price
- $74.53 CAD
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24" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 24-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $80.74 CAD
- Sale price
- $80.74 CAD
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24" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![24]()
- Regular price
- $80.74 CAD
- Sale price
- $80.74 CAD
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36" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 36-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $118.07 CAD
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- $118.07 CAD
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36" Mud In Flange (Flush Installation) Linear Slot Diffuser Vent Cover - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![36]()
- Regular price
- $118.07 CAD
- Sale price
- $118.07 CAD
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48" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 48-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $155.39 CAD
- Sale price
- $155.39 CAD
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48" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![48]()
- Regular price
- $155.39 CAD
- Sale price
- $155.39 CAD
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60" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 60-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $194.22 CAD
- Sale price
- $194.22 CAD
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60" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![Mud In Flange Linear Slot Diffuser - Drywall Mudding HVAC air vent cover]()
- Regular price
- $194.22 CAD
- Sale price
- $194.22 CAD
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72" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Front view of a black 72-inch mud-in linear slot diffuser with a 25mm opening for high airflow in commercial HVAC systems]()
- Regular price
- $240.98 CAD
- Sale price
- $240.98 CAD
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72" Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![Mud In Flange Linear Slot Diffuser - Drywall Mudding HVAC air vent cover]()
- Regular price
- $240.98 CAD
- Sale price
- $240.98 CAD
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96" (In Two-Modules) Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Mud in flange flushed linear slot diffuser - drywall mudding HVAC air vent cover submittal]()
- Regular price
- $263.37 CAD
- Sale price
- $263.37 CAD
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96" (In Two-Modules) Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![Mud in flange flushed linear slot diffuser - drywall mudding HVAC air vent cover submittal]()
- Regular price
- $263.37 CAD
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- $263.37 CAD
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120" (In Two-Modules) Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - Black - FLO-MATRIX HVAC
![Mud in flange flushed linear slot diffuser - drywall mudding HVAC air vent cover submittal]()
- Regular price
- $305.99 CAD
- Sale price
- $305.99 CAD
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120" (In Two-Modules) Mud In Flange (Flush Installation) Linear Slot Diffuser - Drywall Mudding Vent Cover - White - FLO-MATRIX HVAC
![Mud in flange flushed linear slot diffuser - drywall mudding HVAC air vent cover submittal]()
- Regular price
- $305.99 CAD
- Sale price
- $305.99 CAD
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