11 Apparatus for heating, namely, floor heating systems comprising a series of insulated under floor pipes; apparatus for steam generating; apparatus for refrigerating; apparatus for ventilating; apparatus for water supply, namely, valves and taps; apparatus for water supply, namely, pipes, tubes, couplings, connectors, adaptors, flow controllers, reducers, enlargers, dividers and plugs, all the foregoing parts for floor heating systems; plumbing hardware, namely, pipes, tubes, couplings, connectors, valves, adaptors, flow controllers, reducers, enlargers, dividers, plugs and washers being parts for floor heating systems; plumbing installations, namely, pipes, tubes and taps being parts for floor heating systems; push-fit fittings for hot and cold water supply and for central heating and under floor heating systems, namely, couplings, connectors, valves, adaptors, flow controllers, reducers, enlargers, dividers; water control valves; taps; manually operated plumbing valves; thermostatic valves, radiator valves; control apparatus for conserving energy in boilers or heating systems, namely, water control valves, safety shut-off valves, flow controllers, reducers, enlargers, dividers and plugs; heat pumps; air source heat pumps, ground source heat pumps; plumbing fixtures and fittings, namely, pipes, tubes, couplings, connectors, valves, adaptors, flow controllers, reducers, enlargers, dividers, plugs and taps for floor heating systems; regulating accessories for water apparatus and pipes, namely, valves; regulating accessories for water apparatus and pipes, namely, flow controllers, reducers, enlargers, dividers and plugs, all the foregoing parts for floor heating systems; safety accessories for water apparatus and pipes, namely, safety shut off valves; thermostatic valves being parts of heating installations; valves being part of heating installations; structural and/or replacement parts and fittings for the aforesaid goods