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Light weight, high revolving speed, strong corrosion resistance, high air exhausting efficiency, sturdy and durable, 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
Roof Angle: Applied in different roofing in the scope of 0-22.5 obligue angle.
Warranty: 15years
Applicable scope: Industrial workshop, commercial and civil housing. Advantages:
1. It is no electricity or energy costing and noiseless, exhausting air naturally and effectively. It can work for a long time so as to make fresh air circulating.
2. Good surface self-lubricating performance, superior anti-corrosion, weather resistance, strong wear resistance, long service life, light weight and high sensitivity.
3. Minimum packing measurement. Easy to install.
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