... , Anti-corrision - Motor of 380/220V, 50HZ,3 Phase, IP 55, E Class - Each motor is individually ... evaporative cooling pad can meet 450--500m³.3)WUSUN1060 exhaust fan with 4 square meter ... hall, supermarket, hotel, net bar, recreational place, guesthouse.3.Public: hospital, station, gym, school4.Animal husbandry: poultry ... , cow barn5.Agriculture: horticulture, greenhouse. outdoor box wall mounted fan