Rotating Ventilation Spinner, Stainless Steel Factory Roof Anti-Downdraught Chimney Cowl Cap Fits Most Standard Chimney Pots Rotary Turbine Ventilator Rain and Snow Cover Flue Protector,250M

Welcome to Stainless Steel Rotating Chimney Cowl CapRotating Chimney Flue Roof Rain Cowl Cap Spinner Anti-Downdraught Bird Guard1. Manufactured from robust Stainless Steel.2. Suitable for use with solid fuel.3. Fits most standard chimney pots-base4. Very easy to install-only a screwdriver is required.5. It has not been used with anthracite fuel or any other fuel with a moisture content over 20%.Note:This is an anti-downdraught cowl. A downdraught is only wind generated. If the problem(smoking fireplace/stove) exists when there is no wind, then the problem is not a downdraught.Warning:If your chimney is more than 1 meter below the apex of your roof any anti downdraught cowl can become ineffective.Typical Downdraught Symptoms:smoke/fumes puffing out of the fireplace or stove when the wind blows.Since our size and pictures are taken by artificial entities, there may be an error of 1-2 units between the actual object and the size due to the display and light. Please understand.

• USE:applicable to industrial plant, farm, yurts, residential flue, energy-saving, environmental protection, pollution-free
• MATERIAL:Rotation Cowl made of high quality stainless steel material, hardness, heat and low temperature resistance, anti-corrosion, anti-rust, durable
• SERVICE:24 hours to provide you with customer service, if there is any problem, please feel free to contact us, in order to quickly and timely solve the problem
• 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
• 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