push and pull type ventilation fan

Specifications

1.unique institutional device can open the louvres automaticly open and close blinds film

2.stainless steel fan blades forming a stamping process,no deformation,non-broken,beautiful and durable high-precision dynamic balance calibration testing to ensure the smooth runing fan no vibatation,reduce nise,there is efficiency improve ments of life

3.fan with unique recessed carrying handle designed not only effetively avoid loading and unloading,handling over process in the inconvenience,but also does not affect the fans installed and look

4.v-belt pulleys from high strengh aluminum alloy heat-presssed shape,texture light light,high strengh

5.our fans can be customized according to dealer sales of A-type belt or B-belt ,effitive to meet different customer needs.

nfiguration energy efficient motors,through the 3c certification,protection grades.IP55,insulation class F level

chanical centrifugal open organizations to adopt high tenacity nylon 100% of raw materail to enhance injection molding process,strong high,long life,guide steel rod embedded on-chip instslled on the flange to enhance the institution that can be by sex,effectively prevent the stretching of nylon production process changes.