Circular Exhaust fan BPT16-24C 1.50CFM to 110CFM 2.Longlife ... bearing motor 3.Quiet and excellent airflow 4.Energy saving Circular ultrathin Exhaust fan BPT16-24CModel: BPT16-24C,110CFM,185m3/h ... ,50Hz,CFM:110CFM(185m3/h),suitable for 100-135Sq.Ft. Circular ultrathin Exhaust fan BPT16-24C