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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
ETL certified
Quantities limited
The PS101 is well suited for use in houses
The Vents KOM 125 U Spring-Loaded Backdraft Damper is made for 5" round duct systems
Minimum wall thickness of 9 1/2" required
Vents KOM 125 U 5 inch Backdraft Damper Boost ETL certifiedThe Vents KOM 125 U Spring Loaded Backdraft Damper is made for 5" round duct systems. It prevents backdraft, insects, and birds when the ventilation system is off. Its operation is simple: blades open with airflow and close securely due to a strong spring. This KOM 125 U damper is easy to install in 5" round ducts, and features a 26 gauge galvanized steel housing and precision engineered aluminum blades with spring action. It also has foamed rubber
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