... - Exhaust FiltersBottom filter G2 gradeVentilation System - Direct Drive Motor (Fresh Air)1×7.5 kW, 970rpm,380V, 3phase,50Hz ,CE- Direct Drive ... Motor (Exhaust Air)1×7.5 kW, 970rpm,380V, 3phase,50Hz ,CETop blower2×1.5 ... , 900rpm,380V, 3phase,50Hz Nozzles36 pcs- Fan Capacity 35000m³/h - Air Flow Speed +/-0.30m/s without load Heating System - Heating ...