roof mounted ventilator model

Products Name:turbine ex
Quantity:according
Packaging:by boxes
Full Size:material:s
Place of Origin:Shanghai
Main charactoristics of model 400-A
Blades: 25
Total height: 580mm
Turbine diameter: 530mm
Ventilation caliber: 400mm
Brakets and bearing material:galvanized iron
Main charactoristics of model 400-B
Blades: 25
Total height: 430mm
Turbine diameter: 530mm
Ventilation caliber: 400mm
Brakets and bearing material:galvanized iron



Advantages of model 400
1.Use the power of wind insead os electric,so energy saving
2.Save business cost
3.ventilate well
4.Can continue working for about 10 years
5.Easy to install