Industrial Grade Wind Ventilator generates continuous air circulation within the room resulting in cooler inside temperatures and discharge of foul smells. The Ventilator is placed on rooftops of industrial sheds. The Ventilator is a fan, which operates on the roof without consuming any electricity and the purpose is to conserve resources, enhance security and use natural renewable energy to protect the environment. The Ventilator has the feature that if there is any foul smell in the atmosphere, these will ensure that the bad air is pumped out and healthy conditions are maintained. The Ventilator uses wind energy to pump hot air outside and requires no maintenance. The Industrial Grade Wind Ventilator reduces noise pollution on the shop floor.