Functions and Features of Non power roof fan

1,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.

2,It runs automatically all the time and no stop according to natural weather; It doesn't need any power, saving energy and cost.

3, It is installed on the top of buildings or on the wall with good appearance.

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, It suits all roof types with slopes from zero to 22.5degree.

8, Precision steel bearings imported from abroad.

9, Improves efficiency of air conditioning. Where ducted air conditioning is installed at home. It will

Advantage:

1- Automatic driving by wind, working 24 hours of a day 2- High sensitivity, the blades drive with slight wind, the difference in temperature also makes the blade driving. 3- Stable rotary, mute sounds so no influence of the workshop 4- Complete senior axis bearing, no lubrication 5- Corrosion resistant, acid proof and alkali proof, long time using 6- Different size according to the size of the workshop, size can be 300~600mm 7- material: color seel, stainless steel 201/304