Model: 500

Material: fluorine carbon polyester aluminum alloy

Merit: Light weight, high revolving sensitivity, strong corrosion resistance, high air venting efficiency, clean and smooth, uniform color, and easy maintenance.

Working Condition: Temperature difference between indoor and outdoor is 0.45℃, It begins to revolve at the wind speed of 0.12m/ s.   

Application: Applied in different roofing between the scope of 0-22.5°oblique angle.

Warranty: 15 years

Task:used on the roof of acid-washing workshop, coking factory, Lampblack workshop, plating workshop, electric welding workshop, electroplating workshop ,chemical plant, generating station and converting station to exhaust the dirty and unhealthy air and bring you the clean and fresh air.