1,Optimum fan blade structure make it light weight,large air volume,low noise and long lige time of electrical motor. 2,It can be used for ventilation and environment imprvement in the workshop and warehouse of industrial and mining enterprises. 3,The height can be adjusted according to demand. 4,It can be allocated with three class speed adjusting swith and electroplating dense net cover. 5,The electrical motor use the interior fuse protection device,safe and reliable.
