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    Backdraft Damper, Vertical Mount, Product # WD330-14X14

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    Backdraft Damper, Vertical Mount, Product # WD330-14X14

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    Pressure Diff. Max
    2

    Max Velocity
    2500

    Frame Type
    No Flange

    • Width and height furnished approximately 0.125 in. under size

    • Shipping Type:
      Parcel
    View other WD-330 products
    $140.74
    15 Days
    Lead Time 
    Free shipping
    Select
    OR
    Need a specific configuration?
    Submit a request online and get a quote from your local representative within 4 hours.
    Request A quote

    Pressure Diff. Max
    2

    Max Velocity
    2500

    Frame Type
    No Flange

    • Width and height furnished approximately 0.125 in. under size

    • Shipping Type:
      Parcel
    View other WD-330 products

    The WD-330 series dampers are designed to prevent reverse airflow in horizontal exhaust applications. The WD-330 features a pressure sensitive blade design that opens and remains open under low velocity conditions. The dampers are opened by air pressure differential and closed by gravity. Galvanized steel, flangeless frame.

    California Residents-

    Prop 65 Warning
    Specifications
    Damper Width x Damper Height
    14 x 14 in
    Width
    14 in
    Height
    14 in
    Weight
    5 lbs
    Mounting Position
    Vertical
    Frame Material
    Galvanized Steel
    Frame Gauge
    18
    Frame Type
    No Flange
    Blade Material
    Roll formed aluminum
    Blade Gauge
    0.025
    Shipping Type
    Parcel
    Warranty Length
    1 Year
    Performance
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