Vent Cover, Cap Vent Round, Ventilator, Roof Ventilator, Wind Turbines Air Vents, Round Soffit Air Vent, 304 Stainless Steel Air Round Hood, for Ventilation and Exhaust

Wind Turbines Air Vents, Stainless Steel Vent, for Ventilation and Exhaust Product Name: Unpowered wind cap Material: Thickened 304 stainless steel Product color: stainless steel color Product features: the fan does not use electricity, no noise, can run for a long time Product features: no energy power, high speed, high precision, high density, rain and smoke backflow prevention Power: natural wind spontaneous power Easy Installation: All the wind caps are shipped as a whole, no need to be assembled, 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 to rotate, thus utilizing the centrifugal force and negative pressure effect to disarge the indoor unfresh air.

• Wind Turbines Air Vents: Utilizing natural wind and air thermal convection caused by the temperature difference between indoor and outdoor, the is driven to rotate and expel the indoor air that is not circulating. Zero energy consumption, the galvanized rollers are strong enough to withstand wind speeds of 200 km/h and loads of 100 kg without deformation or damage. The curved fan blades ensure that rainwater never penetrates under operating conditions. High exhaust efficiency,
• Roof Ventilator:304 thickened stainless steel, galvanized support e, high quality ball bearings, curved blade baffle neat and orderly, smooth and rounded edge lines, polished design, maintenance-free, can be used for a long time.
• Easy to install: all hoods are shipped as a whole, no assembly required, comes with mounting kit for easy installation, just take it out and fix it.
• Noiseless and rainproof: the curved fan blades with encrypted blades ensure that rainwater never intrudes under operating conditions. High exhaust efficiency Lightweight . Protects the imney from incoming rain and . Comes with complete fixing kit for easy installation
• 【Our services】you have any questions about our products, please send us an email, we will reply you within 24 hours and provide you with a satisfactory solution.