LMMIAOZ Stainless Steel Rotating Ventilation Chimney Cowl,Rotating Chimney Cowl Cap,Spinner Anti-downdraught Pipefitter (450mm)

LMMIAOZ

No noise and rainproof: There is no noise when the roof ventilation fan rotates. The distance between the downwardly protruding slats is small enough to prevent rainwater from entering the ventilation . The hat is designed to rotate with the action of the wind, so that the more the wind blows, the more the blades rotate, and the more powerful the air intake from the inside to the outside. Rotating turbofan: the base is suitable for most standard chimneys, the base is 100mm, 110mm, 150mm, 160mm, 200mm, 300mm, 350mm, 400mm, 450mm, 500mm, suitable for standard solid steel fixed chimneys Rotating hoods for ventilation ducts, chimneys and exhaust devices. The hood provides maximum protection without affecting the performance of the chimney. Especially suitable for chimneys that are not frequently used. Stainless steel structure thickened fixed feet; includes a complete fixing kit. protection: The thickened stainless steel rotating chimney cap rotator is suitable for most standard chimney basins to prevent wind and rain from entering the pipes, chimneys, stoves, etc., thereby avoiding the adverse effects of smoky houses. ventilation equipment. Unpowered roof vent: The turbo fan uses the principle of convection between natural wind and air to accelerate parallel airflow into vertical airflow, thereby improving indoor ventilation. The hot air rises and the cold air falls, causing the fan to rotate, so that indoor heat, odor and dust can be effectively discharged. Energy saving and no electricity bills to reduce your electricity bills.