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Backdraft Dampers

Backdraft Dampers

Backdraft Dampers Are Used For Use In Roof Curbs, Ductwork Or Wall Collars When Using A Fan Or Power Roof Ventilator.

Backdraft Dampers are solidly manufactured with Galvanized Steel frames and Aluminum blades for long lasting durability and dependability. Frames are 2 inches in depth. Blades have a felt seal on the leading edge for quiet closing and better protection from the weather and are spring assisted to allow them to open quickly. Recommended for horizontal mount exhaust applications. 2000 velocity feet per minute. Available in a wide selection of 7-3/4 to 47-3/4 inch square units to fit rough openings of various sizes.


FEET / MIN.
COMPARE DIMENSIONS VELOCITY
W" D" H" ROUGH OPENING " FEET / MIN. IMAGE MODEL QTY PRICE