6" Backdraft Damper
6" Backdraft Damper at HorticultureSource.com -
Atmosphere 6" Backdraft Damper (VTBDD6) Atmosphere’s all new galvanized steel back draft dampers fit directly into the duct simplifying installation. They feature a shaft for each of the 2 flaps so to prevent jamming. Also, the flaps close onto a perimeter gasket ensuring the best air seal and quiet operation. Manufacturer's Product Information MSRP each $ 27.33 UPC 628507200046 Dimensions 9 x 4 x 9 Case Quantity 1