Features:

1.A wind-driven ventilator that is installed on the roof top or on the wall to provide effective ventilation for all kinds of buildings.
2. It can absorb the hot air, moisture, dust, foul smell, smoke from residence and from kitchen chimneys of workshops automatically, also it can decrease indoor noise, increase light.
3. It runs automatically all the time and no stop according to natural weather; it doesn‘t need any power, saving energy and cost.
4. Simple and convenient installation, No Operational and Maintenance Costs.
5. No roof leaking, 100% waterproof result with raining or snowing weather
6. Enhances the architectural and aesthetic appearance of buildings
7. Improves efficiency of air conditioning.

Main technical parameters:

The size can be made according to customers' requirements.

If you are interested in our products ,please contact us.