*Adopt the this system which open and close automatically when the fan works.
*Centrifugal shutter system and other fitting of shutter made of Nylon, high quality engineering plastics,
*100% raw material, high strength,and long service life.
*The inner steel fitting install in the flange, increasing the security, avoid the stretching change when Nylon system operates.
*Adopt the injec tion molded stainless steel blade, no broken, no distortion, aesthetic and durable.
*Balance running machinery checked the entire fan blade’s balance; ensure operating steady, low noise, long service life.
*Adopt the handle as new inset design from our engineer, easy for carry, transport and installation. Also has no affect on the appearance.it made of high quantity aluminum-magnesium alloy, light weight, high strength.
*We could supply V-belt as the type A or type B, upon the varieties demand of different customers.
*The high efficient and energy-saving motor passed the national CCC certification. Also protection class: IP55, insulation class: F grade.