Attic Air Vent Ventilating Fan Roofing Wind Turbine, 304 Stainless Steel Non Power Roof Ventilator Fan for Houses Factory, Fireplace Chimney Cap,160MM/6.2IN

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$34.00 $170.00

【Maintain Good Indoor Ventilation】The rotary vents cap equipped with a durable ball-bearing base, only a small amount of wind is needed to make it rotate automatically, and it is silent when rotating. Releases Your trapped air In your roofing space by as much as 50 degrees in just minutes.
【Stainless Steel Roof Wind Turbine】: The ventilator turbines made up of stainless steel material which will not rus. zero energy, anti-rust, weather resistant, durable and long service life. it suitable for use in harsh conditions.
【Non Power, No Noises & Rain ProofRoof vent fan has no noises during spinning. The distance between the downward protruding slats is small enough to prevent rain from entering the ventilation system.
【Wide Application】Fan Wind Turbines with high sensitivity for keep the room ventilated around the clock, widely used in the ventilation of houses, attic farm, large plants, warehouses, stadiums, animal farms, high-rise buildings and residential buildings etc.
【Easy to Install】You do not need to install. External installation provides more freedom. vent turbine can be installed with a hoop to prevent seams

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