High efficient motor. Aluminum alloy wheel. Automatic adjusting V model belt. Special galvanized layer for anti-corrosion.

Weight balance type exhaust fan (drop hammer type exhaust fan)

1.mirror designed Stainless steel balde,with big air volume,never distortion and broken, the angle of the blades is patented designed

2.Galvanized steel sheet ,the layer of galvanizations more than 180g/m2,one-off moled frame,

3.experiment of homeostasis make the blade work smoothly,nearly no noise and steadily output of air

4.Belt pulley are aluminium magnesium alloy injection moulded ,light and high-strength

5.Adopt auto belt-tensioner which can adjust the loose or tighten of belt and never drop

6 imported bearing with long service

Our product works stably in a low noise for a long life service.

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