12"家排风扇

This is 300MM Turbine Roof Vent. HS COde84145930Nos. of Blades25PCSWidth of Blades65MMModels12 inchCertificateISO9000 1.The ball diameter is 420mm, and the throat diameter is 300mm. 2. There are three kinds of materials they are made of: (A) stainless steel, (B) vanes stainless steel+ others galvanized sheet, (C) vanes aluminum + others galvanized sheet. 3. We can design and make other sizes according to your demands. TIANCHANG TG TURBINE VENTILATION CO., LTD is a long history company on main business of rooftop turbine ventilators.Detailed DescriptionThe AIR VENTILATOR is a revolutionary conceptual product which exhausts the hot gases from an enclosed area without using any electric power. Yes absolute zero power consumption.It has no operating cost but gives excellent ventilation performance, making the work areas like Boiler/furnance/Oven sheds, Curing and drying areas, Casting and molding sheds, workshops, process area utility sheds, DG sheds, Compressor house, power house and packing area, go downs, etc more cooler and comfortable to work in.The Air Ventilators are most cost effective substitute to the exhaust fans which continuously gulp the electric power and also have maintenance problems. Advantages of Wind VentilatorsNo Electricity Charges, No Maintenance Costs, Propelled Natural wind, Hot air directly exhausted through ventilator, Improved working conditions, Increase productivity, Runs on wind power, Weather and storm proof, High temperature alloy materials, Comfortable for any type of roofing and easy to install, Provides required fresh air, Eco-friendly and economical.PRINCIPLES Convective Thermal Currents, Centrifugal force to exhaust, Turbo design creates suction,Larger the diameter of ventilator, higher the capacity & effectiveness, Strong and Light Weight Construction, Slight breeze enough to rotate the ventilator, Available in Stainless Steel, Galvanized Sheet or high grade Aluminum. Salient Features. No power cost. Runs on wind power so eco friendly and gives you carbon credits. Performs even at very low wind velocity. Its weather and storm proof; No leaks even during the heaviest rains and storm. It is adoptable to any kind of roofs. Whether AC sheets, metallic sheets or even RCC slabs. Its maintenance free; Just install it and forget it to give you years of hassle free ventilation. Aesthetically appealing and enhances esteem of the building. Air Ventilators work with the help of natural hot air present inside the factory and also with the help of wind. Air Ventilators are made of high grade Stainless Steel, Galvanized Sheet or Aluminum and Fluorine carbon polyester coating aluminum alloy and Aluminum.