Installing the Fire Chief 12" Back Draft Damper will allow the exchange of air through your Fire Chief furnace .
- Foam seal provides minimal leakage
- No springs or metal hinges to go bad
- Works for both horizontal or vertical applications
- Ideal for intake or exhaust applications
- 12" Round
Because of its unique design, the Fire Chief 12" Back Draft Damper opens easily with normal air flow and closes by gravity. This product is for use with the Fire Chief Indoor add-on furnace supply air duct and the Fire Chief Outdoor add-on furnace return air duct.