manual duct damper
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Sheet Metal Manual Air Duct Damper
The Sheet Metal Manual Air Duct Damper is made of steel plate welding, which has the characteristics of short structure size, light weight and convenient installation. The Sheet Metal Manual Air Duct Damper has small driving torque, flexible opening and closing, and convenient operation. There is no visible gap between the seals and the leakage rate is small. The expansion gap between butterfly plate and valve body is large, which can effectively prevent the jamming caused by thermal expansion and cold contraction. Sheet Metal Manual Air Duct Damper can be equipped with a variety of driving devices, such as manual device, turbine transmission device, pneumatic device, electric device.
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