Material: Made of high-quality 304 thick stainless steel, galvanized support frame, high-quality ball bearings
Features: zero consumption, zero noise, rainproof, rustproof, high hardness, corrosion resistance and long service life.
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.
Application: Suitable for ventilation ducts, chimneys, farms, factory roofs, warehouses, etc.