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