Fan drive 1.Low noise, high efficiency, 2.high air flow, low rotate speed, 3. light weight Fan drive 1.Low noise, high efficiency, 2.high air flow, low rotate speed,3. light weightApplication: used in ventilation of all kinds of spray booth, dryer. It is ideal Ancillary products of air conditioner, purification, spray booth, refrigeration. Low noise, high efficiency, high air flow, low rotate ...