Atmosphere 4" Backdraft Damper (VTBDD4)
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 $||22.2|
|Dimensions||6.5 x 3 x 6.5|
— Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA.