industrial vacuum cleaner 1.tight,efficient 2.compact 3.nice in appearance 4.no exposed power ZKL industrial vacuum cleaners adopts motor ... Characteristics: compact in structure, nice in appearance, no exposed power, strong in suction, steady in performance, easy in moving, ... floor and the corner. Technical parameter:ModelPowerMotor power(KW)Wind(m³/h)Vacuum degree(KPa)Filter area(cm³)Air intake(mm ...