Bathtubs; Faucets; Sinks; Automatic faucets; Filters for drinking water; Separators for the cleaning and purification of liquids; Shower heads; Water purification and filtration apparatus; Water purifying apparatus for household purposes; Water treatment equipment, namely, cartridge filtration units; Water treatment equipment, namely, reverse osmosis filtration units; Water conservation plumbing fixtures, namely, faucets, aerators, showerheads, water saving toilets; Water purification machines