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Double Slot Linear Diffusers | Aluminum HVAC Vent Covers | Flo-Matrix

Double slot linear diffusers are designed for applications requiring increased airflow capacity while maintaining a modern, architectural appearance. Featuring two air slots, these aluminum HVAC diffusers provide improved air distribution flexibility for residential, commercial, and high-end custom building projects.

Available in 19mm and 25mm slot widths, Flo-Matrix double slot diffusers offer multiple airflow configurations to suit different HVAC system requirements. Custom lengths, finishes, and matching plenums are available to support both new installations and retrofit applications.

54 products
  • Front view of a black 8x4 inch 2-slot modern vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $34.93 CAD
    $34.93 CAD
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  • Front view of a white 8x4 inch 2-slot modern vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $34.93 CAD
    $34.93 CAD
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  • Front view of a black 10x4 inch 2-slot modern vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $36.43 CAD
    $36.43 CAD
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  • Front view of a white 10x4 inch 2-slot modern vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $36.43 CAD
    $36.43 CAD
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  • Front view of a black 12-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $41.70 CAD
    $41.70 CAD
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  • Front view of a white 12 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $41.70 CAD
    $41.70 CAD
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  • Front view of a black 12x4 inch 2-slot modern AC vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $41.70 CAD
    $41.70 CAD
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  • Front view of a white 12x4 inch 2-slot modern AC vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $41.70 CAD
    $41.70 CAD
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  • Front view of a black 14x4 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $46.48 CAD
    $46.48 CAD
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  • Front view of a white 14x4 inch 2-slot modern vent cover linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $46.48 CAD
    $46.48 CAD
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  • Front view of a black 16-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $43.98 CAD
    $43.98 CAD
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  • Front view of a white 16 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $43.98 CAD
    $43.98 CAD
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  • Front view of a black 16 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $43.98 CAD
    $43.98 CAD
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  • Front view of a white 16 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $43.98 CAD
    $43.98 CAD
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  • Front view of a black 18-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $49.06 CAD
    $49.06 CAD
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  • Front view of a white 18 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $49.06 CAD
    $49.06 CAD
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  • Front view of a black 18 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $49.06 CAD
    $49.06 CAD
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  • $49.06 CAD
    $49.06 CAD
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  • Front view of a black 20-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $52.96 CAD
    $52.96 CAD
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  • Front view of a white 20 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $52.96 CAD
    $52.96 CAD
    Sold out
  • Front view of a black 20 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $52.96 CAD
    $52.96 CAD
    Sold out
  • Front view of a white 20 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $52.96 CAD
    $52.96 CAD
    Sold out
  • Front view of a black 22-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $55.21 CAD
    $55.21 CAD
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  • Front view of a white 22 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $55.21 CAD
    $55.21 CAD
    Sold out
  • Front view of a black 22 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $55.21 CAD
    $55.21 CAD
    Sold out
  • Front view of a white 22 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $55.21 CAD
    $55.21 CAD
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  • Front view of a black 24-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $59.90 CAD
    $59.90 CAD
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  • Front view of a white 24 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $59.90 CAD
    $59.90 CAD
    Sold out
  • Front view of a black 24 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $59.90 CAD
    $59.90 CAD
    Sold out
  • Front view of a white 24 inch 2-slot linear diffuser with 25mm openings for high airflow in commercial HVAC systems
    $59.90 CAD
    $59.90 CAD
    Sold out
  • Front view of a black 32-inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $85.19 CAD
    $85.19 CAD
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  • Front view of a white 32 inch 2-slot linear diffuser with 19mm openings for precision airflow in commercial HVAC systems
    $85.19 CAD
    $85.19 CAD
    Sold out