WEITINGKKK Soffit vents exterior,Vent cover, Cover Stainless Steel Rotating Chimney Cowl Cap, Ventilation Exhaust Heat Dissipation, Antis-Downdraught For Flue Pipe Cover Cap(300mm 11.8in)

Weather Resistants: Provides the performance of standard roof ventilation systems, releasing trapped air in your roof space in just minutes Material: The roof ventilator smoke extractor is made of high-quality 304 stainless steel, which is not easily deformed, has a smooth surface and has no sharp angles. Curved fan blades provide less wind resistance and smooth rotation Ventilation Features: High-grade stainless steel dual ball bearings with integrated molded shields to protects the bearings, inner and outer brackets; permanently lubricated ball bearings. The fan can be installed on a slope of 0-22.5 degrees, flat or inclined. Vent: Strong enough to withstand 200 km/h wind speed and 100 kg load without deformation or damage. High ventilation efficiency, light operation, preventings rainwater intrusion Wall mount air vent-- the specially designed air vent prevents rain and excessive wind from entering the ventilation system.