... Fan, Air Mover, A Axial Fan, Fan, Ventilator, Ventilation, Ventilating Fan, Ventilation, Ventilator Fan, Ventilation, Ventilator Fan, Air Mover, Air Moving, Air-condition ... , Air-ConditioningApplication: Ventilation and air exchanger for hotel, verious factories,mines,tunnelSpecification: 1) ... : 500-200000m3/h 3) Air pressure: 100-1800Pa Axial Ventilation fan