11 ELECTRIC COOLING UNITS FOR WATER IN COMMERCIAL USE AND DRINKING WATER SYSTEMS, COMPRISING SEDIMENT FILTER, REVERSE OSMOSIS FILTER, CHARCOAL FILTER, HOLDING TANK, FAUCET, CONSOLE AND CONNECTING PLUMBING; BOTTLED WATER COOLERS; WATER PURITY ASSURANCE SAFETY SYSTEMS FOR DOMESTIC AND COMMERCIAL USE--NAMELY, WATER DISTILLERS, WATER FILTRATION AND PURIFICATION UNITS AND REPLACEMENT CARTRIDGES AND FILTERS THEREFOR