The Cape Backdraft Damper opens and closes with minimal airflow in either direction, preventing cold air from coming in and making the home more comfortable and energy efficient.
This Tamarack Backdraft Damper uses a specially formulated fabric sleeve attached to an outer metal sleeve to allow maximum airflow while stopping cold air from entering your home. U.S.A. Pieces (qty.): 1, Product Style: Backdraft damper, Pipe Diameter (in.): 4, Fuel Type: Exhaust fans, Material Type: Fabric