Backdraft damper, vertical mount, Model WD-320, 22 In Sq, Flange on Discharge

Greenheck Product # WD320-22X22

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$136.11

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Width and height furnished approximately 0.125 in. under size

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Product Description

The WD-320 series dampers are designed to prevent reverse airflow in horizontal exhaust applications. The WD-320 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 frame with flange on the discharge side.

California Residents -

Prop 65 Warning