Made of galvanized steel, this 8" damper 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.
$6.88
Original: $22.95
-70%
8" Backdraft Damper—
$22.95
$6.88
Description
8" Backdraft Damper
Made of galvanized steel, this 8" damper 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.
