Roof Top Fans provide energy free cooling and fresh air. This System functions and performs with the unlimited energy source like wind energy. Roof Top Ventilators does not require any power or electricity to operate , Continuously in motion with the wind , removes extremely hot air in the summer. Features : 1) Smooth dust section 2) Application oriented design 3) Stable performance Specification: Material Used: Totally SS Built Number of Vanes: 0.9 mm thickness, 38no Centre Shaft: Stainless Steel Bearing: SKF - 3 Nos Rivets: Aluminum Pneumatic Turbine Doom Thickness: 2.2 mm Turbine Outer Dia: 642 mm Turbine Doom Dia: 330 mm Turbine Rotor Dia: 630 mm Turbine Throat Dia: 542 mm Turbine Height: 412 mm Turbine Weight: 6.01 Kgs Keywords- Electrically Operated Roof Extractor Fan supplier, Motorized Roof Exhaust Fan supplier, Attic Fan supplier, Motorized Roof Exhaust Fan Manufacturer, Power ventilation fan Manufacturer
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