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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.
LOADING IMAGES
roof mushroom cowling cap for exhaust pipe
Added exhaust aperture area and deep vent coverage;
Recommended where high winds in exposed location may drive rain into the vent;
Also use in high airflow air intake systems to prevent rain being sucked into the system.
lead time:
5 - 25 days since received depositproduct orgin:
Fujian, China (Mainland)brand:
XMZXLshipping port:
XiaMenpayment:
L/C,T/T,Western Union
roof mushroom cowling cap for exhaust pipe
Added exhaust aperture area and deep vent coverage;
Recommended where high winds in exposed location may drive rain into the vent;
Also use in high airflow air intake systems to prevent rain being sucked into the system.
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It is applied to installation vertically in steps or in floors which don't carry foot traffic.
Hvac Air Conditioning Aluminum Ladder Seat Air Vent Swirl Round Floor Diffuser
ladder air grille is used in ground floor or under the seat to supply air the place which is in gymnsium cinemasand other public meeting room