Automatic flush valves for toilets; Filters for air conditioning; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, control panel switches, and electrical wire, all sold as a unit; Lawn sprinkler systems comprising pumps, valves and filters; Plumbing fitting, namely, vacuum release safety valve for flow shutoff in pools and spas; Plumbing fittings, namely bibbs, cocks, traps; Plumbing fittings, namely, shower control valves; Plumbing fittings, namely, valves; Plumbing fixtures, namely, shower sprayers; Safety accessories for gas pipes, namely, flashback arrestors and reverse flow check valves; Sewage purification installations; Showerheads and components thereof; Valves as part of radiators; Valves being parts of lawn sprinkler systems; Water treatment equipment, namely, water filtration units