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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Self-sharpens over time with regular use
it is manufactured from durable UV protected HDPE plastic
1 x 44 x 3
When used on its own
12" Backdraft Damper Emitters Self-sharpens over time with regular12" Backdraft Damper Made of galvanized steel, this 12" 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.
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