Backward curved centrifugal fan
- BMF-225 Series EC Brushless Fans
- BMF-190 Series EC Brushless Fans
- BMF-133-250 Series EC Backward Curved Centrifugal Fans
- BMF-280-400 Series EC Backward Curved Centrifugal Fans
- BMF-450-630 Series EC Backward Curved Centrifugal Fans
- BMF-133-220 Series AC Backward Curved Centrifugal Fan
- BMF-225-355 Series AC Backward Curved Centrifugal Fan
- BMF-400-450 Series AC Backward Curved Centrifugal Fan
- BMF-500-630 Series AC Backward Curved Centrifugal Fan