8 Inch Exhaust Shutter Fan, Wall Mounted Fan with Anti-Backflow Check Valve Chain Switch Used in Att

[Premium Material]High-quality metal body and wind blade, high resistance to rust and corrosion. and the automatic closing valve can prevent dust from entering when the exhaust fan is turned off[Durable Motor]High-quality wear-resistant sleeve bearing motor with advanced heat dissipation technology, our exhaust fan can continually work for 9,000 hours. Low noise, stable running[High Efficiency]Large airflow with low energy consumption, the Exhaust Fan runs with 2800 rotation per minute, cooling and ventilating an area very quickly. It can help dissipating steam and removing moisture, smoke and odors quickly[Parameters]Input Power: 80W; RPM:2800; Ventilation Speed: 1250m\/h[Widely Used]Our exhaust fan is a perfect solution for cooling and ventilation, it is widely used in greenhouse, attic, bathroom, kitchen, basement, garage, factories, and other places that need ventilationMaterial:Metalcolour:SilverPackage Contents:1 * bathroom window fanOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.