Stainless Steel 304 Non Power Roof Ventilator, Roof Vent For Leak Proof Vent Cap Fan, Wind Turbines Attic Air Vent Ventilating Turbines Vents, Rotating Chimney Cap For Houses Factory Attic Farm

Stainless steel rotor, chimney rotating cover, antis -sinking chimney cover, rotating cover ventilation, no power energy saving, turbines ventilation. for factories, farms, production workshops, kitchens, roofs, home, farms--- Rotating cover for ventilation pipes, chimneys and air extraction. The protective gear provides a maximum protection without affecting the performance of the chimney.--- Easy to install: There is no need to assemble the turbines ventilation outlet, just take it out and install it where the need is needed. Including all installation accessories.--- stainless steel rotating chimney cover: The rotor antissinking air current is suitable for most standard chimney pots to prevents wind and increase ventilation.--- The hat is designed to rotate with the wind, so the more wind blows, the more the leaves rotate, and the strongers the wind from the inside out.Specification:Size: 110mm -4.3in, 150mm -5.9in, 160mm -6.3in, 200mm -7.9in, 250mm -9.8in, 300mm -11.8in, 400mm -15.7inMaterial: 304 stainless steelPackage Contents:1 x Stainless steel top cover (with accessories)

• ★ Rotate the cover of the chimney cover cover for ventilation pipes, chimneys and air extraction. Suitable for factories, farms, production workshops, kitchens, roofs, home, farms
• ★ Corner neck tube design can makes the ventilator install at 0-22.5 degrees, and the installation project is very easy. Galvanized bearing
• ★ The ventilation mouth hat is designed to rotate with the wind, the more wind blows, the more the leaves rotate, the strongers the wind from the inside out, and the old air in the room
• ★ It is very effective in preventings air current and increasing ventilation. The rings of thickened stainless steel chimneys is specially designed, and ones by ones is placed ones by ones. The wind will not flow down the chimneys.
• ★ Rotate covering arc -shaped fan -chipted leaves to ensure that the rainwater is not invaded in the working state. The exhaust efficiency is high can be lightly operated. Protects your chimney from rain and humidity.