Articles of metal for use as plumbing and gas fittings; connectors of metal for use in plumbing and gas fitting; plumbing systems and fittings in this class for use by tradespersons including plumbing systems employing metal connectors; metal adaptors for plastic pipes (other than parts of machines or sanitary installations); metal plumbing fittings for water and gas supply, namely, compression sleeves for connectors, flare compression connectors, inline connectors, straight connectors, equal tee and reducing tee connectors, elbows, couplings, coupling sleeves, hose clamps, hose connections, hose fittings, apparatus for attachment to hose pipes, expansion joints, joint connectors for pipes, fastening collars for pipes and hoses, pump connectors, pipe junctions; metal plumbing fittings for water and gas supply, namely, push-fit fittings in the nature of junctions, straight couplings, reducing couplings, conversion couplings, straight connectors, reducing connectors, bullnose connectors, elbows, reducing elbows, stubout elbows, dishwasher elbows, drop ear elbows, hy-ear elbows, branches, tees, bullnose tees, reducing tees, end stops, fitting reducers, threaded adaptors, slip fittings, swivel fittings, swivel adaptors, sweat adaptors, swivel elbows, swivel toilet connectors, slip couplings, slip tees, slip tee adaptors, manifolds including manifolds with branches, angle stops, straight stops, faucet connectors, toilet connectors, toilet elbows, pipe connections and couplings, conversion tees, tap connectors, tube adaptors, capillary pipe tail pieces, bend supports for piping, compression adaptors, tail piece reducers, tail piece plugs, pipe bend supports, suspension clamps, clamp rings, crimp rings, pipe clips and sleeves; and parts, components and accessories for all the foregoing goods

Metal adaptors for plastic pipes (parts of sanitary installations); flexible pipes, tubes and hoses (parts of sanitary installations); flexible pipes being parts of basin, bath, shower and sink plumbing installations; outflow pipes being parts of sanitary installations; pre-insulated bonded pipes for sanitary installations; boiler pipes (tubes) for heating installations; t pieces for pipes, tubes and hoses (parts of sanitary installations); safety fittings for gas and water pipes, tubes and hoses; spigots for pipes, pipelines, tubes and hoses; plumbing fittings (parts of sanitary installations), namely, push-fit fittings and couplings, pipe connections and couplings, elbows, tees, conversion tees, tap connectors, tube adaptors, capillary tails, compression adaptors, tail reducers, tail plugs, recessed assemblies, shower assemblies, pipe bend supports, pipe clips and sleeves; all of the aforesaid being parts of and for water and/or gas installations, but not including any such goods relating to expansion tanks, expansion systems and apparatus and instruments for water softening