Yongsheng Manchinery Co., Ltd

1.made up of stainless steel , galvanized , aluminum-magnesium alloy 2.very light weight 3. easy to install 4.never rust 5.lower noise and big air

With adding into uvioresistant material , its ageing resistance is better , service life is longer, good seal easy open and close with bird protection

Yongsheng Fans were calibrated by advanced computer dynamic balance tester, to achieve smooth operation reduce noise, enhance stability and extend ser

Mechanical centrifugal-type opening facility adopts 100% raw material injection production of strong toughness nylon to achieve high strength and long

Equipped with high efficient and energy-saving electrical motor which had passed the National ccc Certification, Protection grade; IP 55 Insulation gr

High Strength Cooling Pad Paper Core Optional surface color brown green , alternate color of brown and green , single surface black (washable)

push-pull exhaust fan Adopts special shutter pushing device which could open and close shutter automatically Adopts the punch forming stainless stee

Adopts belt automatic tightening facility to ensure the belt will not loose or drop and reduce the failure rate of the fan

1.easy to clean 2. very friendly to enviroment 3. long service life 4. easy to install 5.simple design, elegant appearance