Roof Ventilator, Wind Turbines Air Vents, Cap Vent Round, Dome Ventilator, Internally Braced Wind Turbine, Stainless Steel Vents, for Ventilation and Exhaust

Dome Ventilator, Louvered Vent Hood, 304 Stainless Steel Air Vent, for Ventilation and Exhaust Product Name: Dome Ventilator Material: 304 Stainless Steel Product Color: Silver Product features: The fan does not use electricity, no noise, can run for a long time Power: Natural wind power Easy to install: All the hoods are shipped as a whole, no assembly required, comes with installation accessories, easy to install, just take it out and fix it. Working Principle: Using the natural wind and the air thermal convection caused by the difference between indoor and outdoor temperatures to push the turbine to rotate, thus utilizing the centrifugal force and negative pressure effect to discharge the indoor unfresh air. Vent connection size: 4.3inch(110mm) ,6.3inch(160mm) ,7.9inch(200mm) ,9.8inch(250mm) ,11.8inch(300mm) ,15.7inch(400mm)

• Roof Ventilator: This chimney hood ring is specially designed to be very effective in preventing wind and increasing ventilation, the hood rotates with the wind, the stronger the wind, the faster the blades rotate, generating stronger airflow from the inside out.
• Wind Turbines Air Vents: Made of 304 stainless steel, the finished product is sturdy and not deformed, the bearings rotate flexibly and smoothly, and the bracket is firmly fixed and .
• Turbine Ventilator: Can be installed at 0-22.5 degree slope, making the installation project very simple. Zinc-plated bearings: strong enough to withstand wind speeds of 200km/h and load pressures of 100KG without deformation or damage.
• Simple installation: All the hoods are shipped in one piece, no assembly is required, with mounting fittings, easy to install, just take them out and fix them.
• Widely used: Farms, machinery factories, roof chimneys, industrial plants, production workshops, kitchens canteens farming, workshop ventilation, tiled houses, flue exhaust and other areas.