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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.
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Galvanized or Stainless Steel Round Spiral Duct for Project Contractor
Sizes are from Diameter 76mm to 100mm commonly. Can be specifical made.
Forming by plasma cutting machine for materials, and Duct making machine, which is much firm.
Material is Galvanized steel, 0.5mm to 1.2mm thickness and Stainless Steel 0.5-1.0mm according to the sizes and request.
It is much more easy to install by insert or by flange connection.
lead time:
5 - 25 days since received depositproduct orgin:
Fujian, China (Mainland)brand:
XMZXLshipping port:
XiaMenpayment:
L/C,T/T,Western Union
Galvanized or Stainless Steel Round Spiral Duct for Project Contractor
- Place of Origin: Fujian, China (Mainland)
- Brand Name: ZXL
- Model Number: ZXL-FG
- Type: Ventilation
- Product name: Spiral Duct for Ventilation
- Usage: Hvac Systerm and Ventilation
- Material: Stainless Steel or Galvanized
- Material thickness: 0.5mm, 0.6mm,0.8mm,1.0mm,1.2mm
- Shape: Round
- Duct Diameter: DN76-DN1600mm
- Payment terms: Western Union or T/T or on alibaba assurance order
What sizes can we make? We can make the common sizes and also for non-standard sizes, such as 76mm, 85mm and so on. It is all available.
What MOQ for order? It is not quantity limited for us. Because we have stock for common sizes, and can make delivery at once. But different quantity will mean different shipping cost for client by sea. Also it is better to have more sizes order together, because packing can be socket, so that can save packing volume.
Our Services
As professional manufacturer of Ventilation solution for 18 years, we supply no only products, but also solutions for the systems. Including design, produce, installation guide, testing and so on.
And we hope to find vestors to joint us.
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