Attic Turbine Ventilator for Roof 6 8 10 12 16 18 20 24 30 in, 304 Stainless Steel Roofing Vents Cap for Houses Factory Farm Industrial imney Stoves Flue (Size : 450mm/17.7 in)

● Rooftop wind turbines installed in the mouth of the roof imney do not generate power, but are driven by the wind and can rotate easily. The stronger the wind, the faster the rotation and the faster the air circulation is promoted.● Features: zero consumption, zero noise, rain, weather and rust resistant, high speed, high hardness, long service life. prevents pipes from becoming clogged with nests and debris.● Name: Turbine fan● Material: Stainless steel (galvanized interior)● Function: ventilation, exhaust, ventilation, heat dissipation heat. ● The product is measured manually and the slight error is within the normal range. The product is taken in kind. Due to the influence of light, angle and display color, there may be slight romatic aberration, all within the normal range.

• 【Functional】: Designed to release your roof air in just a few minutes, unaffected by rain and moisture, suitable for imneys that are not used frequently.
• 【Stainless Steel Material】: Stainless steel material is very strong and resistant to rust. It can also withstand high temperatures and acid and alkali , making it suitable for use in harsh conditions.
• 【Operation Principle】 : This imney hood ring is specially designed to be very effective in preventing wind and increasing ventilation.
• 【Automatic Silent】: This roof ventilator is a reliable rotating, automatic working, continuous and silent operation with maintenance costs.
• 【Sturdy and 】: Premium roof ventilator is sturdy, and ideal for residential or light commercial use.