Industrial Purpose Roof Air Ventilator is used to draw out several harmful gases emitted in production areas and workshops. The Air Ventilator can enhance the working conditions by ventilating hot air, industrial gases, smoke, heat and humidity. The Air Ventilator is made of quality grade raw material which ensures optimum durability along with long lasting trouble free service. Industrial Purpose Roof Air Ventilator is available in application specific design and accurate in dimension.