A variety of galvanized metal duct:

Round: more than 100mm in diameter

Fang: 100mmx100mm over

1, light weight, high strength, non-combustible, anti-aging, corrosion resistance, resistance to a small, sealed a good performance, beautiful appearance, easy installation, long service life;

2, the use of raw materials are inorganic materials, the fire did not burn, fire performance;

3, acid, alkali, salt corrosion, and so on, can adapt to different weather conditions, particularly in the air were higher salinity in coastal areas and the chemical industry, medicine, tobacco, chemical fiber, or contain volatile with the media industry, more Reflect the superiority of its corrosion-resistant;

4, non-toxic products, tasteless, non-asbestos, non-volatile media, no dust generated by the health department inspection, not harmful to humans, with the GB/5465-1985 "method of construction materials not incombustibility trial" standard, is an alternative Traditional products, fire protection materials;

5, inside and outside the wall smooth, the wind resistance