11 Apparatus for water supply and sanitary purposes, namely, toilet tanks and water purification tanks and faucets; baths, bathtubs, whirlpool baths and bath installations; toilets, cisterns and bidets; shower systems and installations, consisting primarily of shower heads and shower receptors, shower cubicles, showers, shower bases, recessed shower panels, shower screens, shower doors, shower frames, shower walls, shower enclosures, and molded recessed shower panels, walls and bases, spas, in the nature of heated pools, spa surrounds; vanity basins; sinks; tapware, namely, tap water faucets, water faucet spouts; taps and shower heads; plumbing fittings, namely, bib, cocks, traps, valves, shower and control valves, couplers, aerators for faucets, drains, faucet filters