Stainless Steel Round Backdraft Damper

The model D390 true round backdraft damper is a manufactured using 16 gauge stainless steel. The frame is roll formed with two beads which adds rigidity to the frame and act as a stop for the attached ductwork. This damper is designed to tightly close when the blade contacts the ¼" neoprene seal that is attahed to the damper frame. Designed to operate with assist or resot counter balance.

Union Made in The USA Arrow United products are made in the U.S.A.