Roof Extractor Fan Wind Driven Turbine Air Ventilator Roof Fan wind turbo fan
Specifications / structure:
1.Material: made of stainless steel by stretching forming, attractive appearance, no rust,
2. Bearing:wholel sealing bearing, which can ensure it operates smoothly and constantly.
3. Special central shaft design, high-class lubricating bearing system: preventing turbine blades
rotating at high speed from deformation, and extending the service life.
4.Inside support frame: cast iron.
stainless steel air turbine 400mm/500mm/600mm/800mm none power roof fan
Performance characteristics:
1) Easy installation and maintenance.
2) Rotary stably, quietly to improve the inner environment of room.
3) Using complete senior axis bearing, no lubrication, solid.
4) Corrosive resistance, acid and alkali resistance, long service life.
Specification
Main Features :
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 lower roof space
temperatures, thereby reducing the level of heat exchange occurring between air in the attic and the cool air carried within the
ducting system. This in turn causes less strain on the air-conditioner unit
Audited Supplier 
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