HEATING DEVICES, NAMELY, HEATERS; [ STEAM GENERATING DEVICES, NAMELY, STEAM GENERATORS; ] COOLING DEVICES, NAMELY, AIR CONDITIONERS, ELECTRIC FANS [ ; DRYING DEVICES NAMELY, CLOTHES DRYERS, HAND HELD DRYERS FOR COMMERCIAL AND DOMESTIC USE; VENTILATION DEVICES, NAMELY, VENTILATING FANS FOR COMMERCIAL AND INDUSTRIAL USE; VENTILATING LOUVERS; HEAT AND WATER PUMPS; WATER TANKS; WATER VALVES, AIR VALVES, STEAM VALVES, PUMP VALVES, TANK VALVES, HEAT EXCHANGER VALVES, VALVES FOR PUMPS AND HEAT EXCHA...