Golden Engineering Co. Pvt. Ltd. Offers Stainless Steel Air Ventilator. Golden Engineering Co. Pvt. Ltd. Is the supplier of engineering components and powerless turbine ventilators. Stainless Steel Air Ventilator effectively remove the fumes, odors and pollutants along with the toxic end gases that can pollute the environment and affect the health of those workers who stay in close touch with these for a long time. Stainless Steel Air Ventilator is operated by the energy that resided in the air. These air ventilators have fine non corrosive blades and are ruggedly constructed for durability and effectiveness. These are available in the range from 12 to 36 inches. It is also available in aluminum material.