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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
8-19 sones
Airflow capacity up to 784 CFM
During the winter months
especially those with high concentrations of noxious odours
Vents KOM 125 U 5 inch Backdraft Damper Single Commercial Fans 8-19 sonesVents KOM 125 U Spring Loaded Backdraft Damper 5 Inch Duct The Vents KOM 125 U Spring Loaded Backdraft Damper provides dependable protection against unwanted backdraft in 5 inch round duct systems. Perfect for residential and light commercial ventilation, this backdraft damper prevents outside air, insects, and debris from entering when your fan or ERV is off. Efficient Backdraft Prevention Built with precision balanced aluminum blades that open
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