11 Apparatuses and devices for water supply and sanitary purposes; sanitary apparatuses and installations; plumbing hardware; plumbing fixtures and fittings; bath fittings; bath installations; water distribution installations; water supply installations; plumbing installations; plumbing components for water or gas supply purposes; push-fit fittings for water supply; plumbing fittings for water supply and gas supply purposes; push to connect fittings; push to connect couplings; push to connect junctions; push to connect connectors; push fit fittings; push fit junctions; push fit connectors; push fit couplings; pipe connectors; pipe connections; pipe couplings; joints for pipes and tubes; valve connectors; valve couplings; valves; water control valves; flow control valves; valves for use in heating and water systems; pressure regulators for gas and water installations; regulating accessories for water or gas apparatus and pipes; regulating and safety accessories for water apparatus; safety accessories for water or gas apparatus and pipes; parts and accessories for the aforesaid goods for gas and water supply; parts of and accessories of the aforesaid goods for water and gas supply; other goods in this class for water, gas, and sanitary purposes