A line of PVC and CPVC duct dampers offered in butterfly, gravity, and blast gate types for fume removal applications is available. The backdraft dampers come in three flow control types: butterfly ...
Greenheck’s HB Series of Heavy Duty Industrial Backdraft Dampers includes the recently released HBR-150, a round industrial backdraft damper with a flanged-style frame. The HBR-150 is rated for ...
Q. Our home has a combination microwave/range hood that discharges directly through the sidewall of our home. The wall jack has a weather-head with a spring closure for the backdraft damper. The ...
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