Rotating Chimney Cover Cap, Wind Turbine Ventilator, 304 Stainless Steel Exhaust Cap, Outdoor Vent, Zero Consumption, Ducting External Extractor, for Factories, Farms, Chimney (110mm/4.3Inch)

Chimney hood cap rain and snow cap Cowl bird protection top all purpose chimney hood with bird guard Rigid design and reliable assembly method ensures that the cap is as durable and aesthetic as a chimney head Precautions: If you have any questions don't hesitate to contact us and we will get back to you within 24 hours.

• 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.
• There are many types of chimney hoods in our store, and many sizes, if you can't find the size you want in the list, please email me and I will help you out.
• Installation: The hood is equipped with two 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.
• Ventilator Material: Made of 304 thick stainless steel, galvanized support frame, and high-quality ball bearings.
• Turbine features: zero consumption, zero noise, rainproof, anti-rust, high hardness, anti-corrosion, and long service life.