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china factory 70 deg or 280 deg electric msfd hvac fire damper for air ductwork70℃ or 280℃ electric Fire damper in good quality
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HVAC Rectangular Duct Sealed Air DamperThe air volume damper has the features of simple construction, low leakage, small torque, flexible operation, corrosion resistance.
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Hvac Round electric air damperIt is installed in Chiller room and interlocked with axial fan.In Summer,when the axial fans are running,the damper are also running to exhaust the air produced by chillers;in Winter,the axial fan don't run ,and the dampers also stay closed to keep the temperature insides.
News
rectangle and round fire damper loading container
Sep 10, 2018
on nov 29th , we loading the fire dampers to containners , which is being exported to Ecuador . zoslong air conditionning equipment co.ltd always manufactures all kinds of air damper , including round fire damper and rectangle fire damper.