Wind Turbine Ventilators Turbine ventilators use a combination of convection and wind to extract hot, stale air from the inside, and replace it with clean, cooler air from the outside. As we all know, hot air rises, and as it rises, the wind-powered spinning action of the vents sucks it outside. Turbo Air Ventilator supplier in pune Rooftop air ventilator in pune Turbine air ventilator supplier in Pune Wind driven turbo ventilator in Mumbai Air ventilator supplier in Mumbai