Rotating Ventilation Spinner,Stainless Steel Factory Roof Anti-Downdraught Chimney Cowl Cap Chimney Pots Rotary Turbine Ventilator Rain and Snow Cover Flue Protector (300mm/11.8Inch)

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.

• USE:applicable to industrial plant, farm, yurts, residential flue, energy-saving, environmental protection, pollution-free
• 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.
• PRINCIPLE:make use of the air convection caused by the natural wind and the difference between indoor and outdoor temperature to drive the turbine to rotate, so as to use centrifugal force and negative pressure effect to expel the indoor stale hot air
• FEATURES:no need for all-day automatic ventilation, also for you to reduce short circuit or voltage overload caused by fire and a lot of other unnecessary trouble
• MATERIAL:Rotation Cowl made of high quality stainless steel material, hardness, heat and low temperature resistance, anti-corrosion, anti-rust, durable