1.competitive price,high quality---CE& CCC certified&ISO9001 2.30 years specializaed manufactruer 3.high efficiency,economical It suits application with ventilation volume of 1,400~13,000m3/h, and can be widely used in refrigeration and warm ventilation industry.XUEER axial fans with external rotor are featured with compact structure, small size, light weight, convenient installation, low noise, ...