fUfIzU Ventilation Chimney Cowl,Roof Turbine Ventilator,Stainless Steel Spinning Cowl Rotating Cap Spinner Anti Downdraught,200mm

Chimney Cowl Cap, Spinner rotating hood for ventilation pipes, smoke chimneys, and air extraction;prevents the retreat of the exhaust gases; facilitates the suction effect; improves the combustion; protects the chimney of outer influences such as rain or snow Made of stainless steel metal, very light, and resistant to weathering. It is installed easily and quickly to the extraction pipe. Hat designed to rotate withthe action of the wind, so that the more the wind blows, the more the blades turn, and the more powerful the air aspirate from inside to outside. Prevents the wind from entering strongly inside the pipe, chimney, stove, etc., thus avoiding the undesirable effect of the smoke-filled house. Select the size based on the outer diameter of your smoke tube. The rotor ball already turns with minimal wind and is not just a real eye-catcher on your roof, but also offers excellent properties.