Rotating Ventilator Cap, Wind Rotating Turbines Cap Vent, 304 Stainless Steel Chimney Cowl, Round Rotating Roof Exhaust Heat Dissipation Vents, Zero Consumption, Zero Noise(110mm/4.3in)

Whether it's for your bathroom, kitchen, warehouse, or apartment, our ventilators ensure effective ventilation by leveraging centrifugal force and negative pressure. Features:1 weather-resistant curved blade2. Zero energy consumption cover, environmentally friendly and durable3. High speed, low noise, prevents the pipe from being clogged by nests and debrisSpec:Item Type: Roof VentilatorMaterial: 304 Stainless Steel (galvanized inside)Function: ventilation, exhaust, ventilation, heat dissipationSize: Diameter110mm/4.3in , 160mm/6.3in , 200mm/7.9in , 250mm/9.8in , 300mm/11.8in , 350mm/13.8in , 400mm/15.7in , 450mm/17.7in , 500mm/19.7in , 600mm/23.6inPackageList:1 x Roof VentilatorNote:✔ The product is hand-measured, please allow an error of 1-3 cm, please confirm that you do not mind before placing an order.✔ The product is genuine, but due to factors such as shooting angle, light, display parameters, etc., the actual color may be different from the photo, and the actual product shall prevail.

• High-Quality Construction: Crafted from premium 304 thick stainless steel with a galvanized support frame and top-of-the-line ball bearings, ensuring durability and longevity.
• Energy-Saving Design: This roof vent cap operates without power, utilizing natural wind and indoor temperature differences to purify the indoor environment by discharging hot and dirty air.
• Air Vent Attic Ventilator Automatic Silent: This roof ventilator is a reliable rotating, automatic working, continuous and silent operation with maintenance costs.
• Versatile Application: Rotate the cover of the chimney cover cover for ventilation pipes, chimneys and air extraction. Suitable for factories, farms, production workshops, kitchens, roofs, home, farms.
• Installation: The hood is equipped with two types of installation accessories, a clamp and a 90° fixed foot. Small sizes can be installed with clamps to prevent gaps, and large sizes can be fixed with 90° fixed feet.