Vents Galvanized Turbines, Roof Ventilator, Whirlybird, Dome Ventilator, Cap Vent Round, Internally Braced Wind, 304 Stainless Steel Wall Vent Hood, Venting Kit, for Ventilation and Exhaust(

Dome Ventilator, Internally Braced Wind , for Ventilation and ExhaustProduct Name: Roof VentilatorMaterial: Thickened 304 stainless steelProduct Color: SilverProduct features: the fan does not use electricity, no noise, can run for a long timePower: natural wind powerWorking Principle: The use of natural wind and indoor and outdoor temperature difference caused by thermal convection of air to promote the rotation of the , so as to use centrifugal force and negative pressure effect will be the indoor air is not fresh.

• ▶Galvanized rollers: strong enough to withstand 200km/h wind speed, 100KG load, will not be deformed or damaged, variable angle neck tube design The fan can be installed as you wish on slopes of 0-22.5 degrees, either flat or tilted.
• ▶Product Material: The roof wind exhauster is made of high quality 304 stainless steel, one-piece molding without deformation, smooth surface without sharp corners. The curved wind blade has less wind resistance and smoother rotation.
• ▶Vent connection size: 4.3inch(110mm) ,6.3inch(160mm) ,7.9inch(200mm) , , ,
• ▶Easy to install: the air cap is shipped as a whole, no assembly required, send clamps, please wear gloves when installing, one person can complete the installation, and can be freely operated on relatively gentle slopes, further expanding the scope of installation.
• Wide range of applications: farms, machinery factories, roof chimneys, industrial plants, production workshops, kitchens canteens farming, workshop ventilation, tile houses, flue smoke exhaust and other areas