dl wholesale
Backdraft Damper - 4"
- SKU:
- 400000034942
- UPC:
- 628507200015
- Width:
- 4.00 (in)
- Height:
- 4.00 (in)
- Depth:
- 6.00 (in)
Description
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 backdraft of air when the fans are switched off. (OBSOLETE)
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