Luxury Metals ( [ Ссылка ] ) Inline Butterfly Dampers are excellent high quality backdraft dampers for kitchen range hoods, bath vents, wall vents, roof vents and many other uses. They prevent hot and cold air from coming back into your air ducts. Good for energy efficiency and savings.

Details & Benefits
Quiet Foamed Mechanism
Durable 26 gauge metal thickness
Round 3", 4", 5", 6" 7", 8",10", 12" & 14"
Maintenance Free with No Hinges or Springs to Rust
Easy Install Based on Airflow Direction
Larger sizes available upon request


Butterfly Backdraft dampers prevent the flow of outside air into a house through ducting when either an exhaust fan or intake is off. These sensitive butterfly dampers will accomplish this with minimal effect on the exhaust stream, while providing a good seal against backdrafts.

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