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    Manufacturer: Greenheck

    Backdraft damper, vertical mount, Model WD-330, 16 In Sq, No Flange, Performance up to 2,500 ft/min

    $161.00

    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.

    • Width and height furnished approximately 0.125 in. under size
    SKU: WD330-16X16
    Ships From: Greenheck

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    Available In: 5-7 Business Days

    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.

    Products specifications
    Unit of Measureea
    Mounting PositionVertical
    Frame MaterialGalvanized Steel
    Frame Gauge
    Frame TypeNo Flange
    Blade MaterialRoll formed aluminum
    Blade Gauge
    Warranty Length1 Year
    Damper Width x Damper Height16 x 16 in
    Width
    Height
    Weight
    Max Velocity
    Pressure Differential Max2