DRINKING WATER SUPPLY APPARATUS, NAMELY, DRINKING FOUNTAINS, WATER COOLERS, AND HOT AND COLD DISPENSING CONSOLES; WATER DISPENSERS, NAMELY, TEMPERATURE-CONTROLLED FOOD AND BEVERAGE DISPENSERS, AND COMPONENTS THEREOF; FILTERS FOR DRINKING WATER FOR HOUSEHOLD PURPOSES AND COMMERCIAL PURPOSES; WATER COOLERS; BEVERAGE COOLERS, NAMELY, THERMOELECTRIC COOLER AND HEATER FOR BEVERAGES; WATER PURIFIERS; ICE MAKERS; ELECTRIC WATER HEATERS