Showerheads and components thereof; Solar collectors for heating; Hot water heaters; Decorative water fountains; Faucet sprayers; Showers; Toilet bowls; Sprinkler heads for irrigation sprinklers; Water purification units; Taps for washstands; Air purifying apparatus and machines; Plumbing fittings, namely, valves; Plumbing fittings, namely, faucet filters; Plumbing fittings, namely, couplers; Strainers for water lines; Regulating accessories for water supply, namely, metered valves; Shower tu...