Active Air Backdraft Damper, 12" (ACBD12)
Made of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the ducting, and prevent a back draft of air when the fans are switched off.
| ||Manufacturer's Product Information || |
|MSRP each $||49.95|
|Dimensions||4.2 x 2.5 x 4.2|
— Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA.