fresh air ventilation duct fan

fresh air ventilation duct fan

1.easy to use and has a long lifespan

2.unique design of the motor,shorter starting time

3.CE passed,and the air's direction same as the duct

Descripton

Consist of housing, impeller, motor, bracket and connection box ,the brief design making it easy to use,as 

the shape of the vent  same as the duct,it is quick to install and unistall,and the impeller and the motor are combined to a whole with small volume and litter install space;  Mini size, reliable performance, high efficiency and long life.

Utility

Used in the air exchange system, strong power not only can help to extract air but also to introduce air,the function same as the bridge that connecting the side banks.Also if better effect wanted, duct,filter and other accessibility tools should be worked together.