Sell Wind Turbo Roof Ventilati

Products Name:roof venti
Quantity:negotiable
Packaging:carton
Full Size:no energy
Place of Origin:Shanghai
The roof ventilation fan applies the theory of convection between natural wind and air to accelerate and transform any parallel airflow into vertical so as to improve the indoor ventilation.The hot air rises and cold air falls, which makes the fan rotate.So the indoor heat, stink and dust are exhausted effectively. As a result, it improves the working environment, protects workers' health and enhances the working efficiency.
Its significant characteristics: no energy cost, free maintenance, strong ventilation, high sensitivity, no noise, stable and durable,dehumidification, anti-sweat and rain-proof.
Model No.:500-II
Material: stainless steel
Amount of Blades:25pcs
Total Height:520mm
Turbine Diameter:630mm
Ventilation Diameter:500mm
Soleplate Diameter:500mm