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Backdraft Damper 4″


SKU: ACBD4 Categories: , Tag:


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.

Additional information

Weight 0.46 lbs
Dimensions 4.2 × 4.2 × 2.5 in