10" Backdraft Damper
Made of galvanized steel, this 10" damper prevent air leakages 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.
10" Backdraft Damper
Made of galvanized steel, this 10" damper prevent air leakages 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.