11 Showers; Air purifying apparatus and machines; Aquarium filtration apparatus; Filters, heaters and pumps sold in combination for use in swimming pools or hot tubs; Plumbing fittings, namely, bibbs, cocks, traps, valves; Plumbing fittings, namely, sink strainers; Strainers for plumbing drains; Ultrasonic sterilizers for household purposes; Water filtering apparatus; Water filters; Water filtration and purification units and replacement cartridges and filters therefor; Water treatment equipment, namely, water filtration units and reverse osmosis units