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    Manufacturer: Greenheck

    Backdraft damper, horizontal mount, Model BD-90, 8 In Sq, No Flange, Performance up to 1,500 ft/min

    $78.00

    The BD-90 is a horizontal mount backdraft damper designed to allow vertical airflow up and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame and aluminum blades.

    • AMCA certified for Air Leakage and Air Performance
    • Width and height furnished approximately 0.125 in. under size
    SKU: BD90-8X8
    Ships From: Greenheck
    Available In: 5-7 Business Days

    The BD-90 is a horizontal mount backdraft damper designed to allow vertical airflow up and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame and aluminum blades.

    Products specifications
    Unit of Measureea
    Mounting PositionHorizontal
    Frame MaterialGalvanized Steel
    Frame Gauge
    Frame TypeNo Flange
    Blade MaterialAluminum
    Blade Gauge
    CertificationsAMCA Air & Leakage
    Warranty Length1 Year
    Damper Width x Damper Height8 x 8 in
    Width
    Height
    Weight
    Max Velocity
    Pressure Differential Max2