Fan roof as a major oil, chemical, textile, metallurgy and machinery factories, offices, laboratories, storage buildings and other indoor ventilation, it can adapt to the different structure of the building and use need to be installed on the roof and wall . When working medium temperature 25 ° C, relative temperature should not exceed 90 percent, the dust of media (including the solid, impurities) should be no more than 100 mg/33.
The fans mainly by the impeller, Hair Dryers, Fengmao, electrical components and other accessories. Impeller use of axial fans, air volume extraordinary, special needs can also be anti-wind. Fengmao base and a lightweight, high strength, corrosion-resistant glass just material, a beautiful shape, the characteristics of the storm. FWT35-11, FWT4-72 roof fan, can be used for transport of corrosive gas, the performance parameters and WT35-11, WT4-72 line.