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.
Functional: 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.
No Noise and Rainproof: The roof vent turbine makes no noise during rotation.The encrypted blade clearance is small enough to prevent rainwater from entering the ventilation system.It also deters birds and rodents.
Working principle: Using natural wind and air thermal convection caused by the difference between indoor and outdoor temperature, the turbine is driven to rotate, and the stale indoor air is discharged.
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.