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Buner fire grade science
Fabric duct selection can refer to the following 3 materials
Class B fire-resistant,
using flame retardant coating treatment, the surface using polyurethane coating. Applicable to pure fresh air units, evaporative air-conditioning, pure heating and other non-cooling air conditioning units. It is relatively inexpensive, breathless, weighs 200g/㎡ and has a life span of 5-8 years.
Grade B1 fireproof grade
B1 fireproof main component polyester fiber, does not contain the coating. Using raw material yarn flame retardant filament weaving, almost applicable to all models, cost-effective, life up to 20 years.
Grade A2 fire prevention
grade A2 fire prevention main raw material is non-combustible glass fiber, for fire prevention grade requirements are very high places, such as automobile welding workshop, weight is 350 g/㎡, the price is relatively high.Our hot-selling products also have universal fabric air duct, and the better recommendation is diaphragm fiber fabric air duct.
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Main Product:
Wind Tube Fabric ,
Fiber Cloth Air Duct,
Flame Retardant Cloth Air Duct,
Air Duct,
Bag Air Duct,
Fabric Air Duct
