... -. EXTERNAL MOTOR O. APPLICATIONS-. HEAT RECOVERY, RANGE HOOD, AIR EXHAUST EQUIPMENT-. GENERAL VENTILATION, AIR CONTROLLING SYSTEM-. AIR COOLING AND HEATING UNIT, FAN FILTER UNITER, CLEAN ... ROOM, AIR CLEANER-. MOVING AIR CONDITIONER, TELE COMUNICATION UNITO. MOTOR-. EXTERNAL ...