Non-metallic houses; Wooden houses; Non-metallic private dwelling houses; Non-metallic gas pipelines; Non-metallic rigid pipes; Rigid non-metallic pipes for building (other than parts of sanitary installations); Rigid pipes (not of metal); Rigid pipes of plastics (other than parts of sanitary installations)

House building; Housing construction; Advisory services relating to pipe laying; Pipe laying services; Beneath ground construction work; Housing development (building and construction services); Building construction advisory services; Building and construction services; Mains laying; Pipe installation services; Pipe-fitting; Installation of pipelines; Laying of pipelines; Maintenance and repair of pipelines; Pipeline construction; Pipeline construction and maintenance; Pipeline laying; Pipeline maintenance; Maintenance and repair of gas installations and equipment; Provision of information in relation to the repair, maintenance and installation of goods; Repair of gas supply systems; Installation of heating apparatus; Heating equipment installation and repair

Metal hoses; metal pipes; metal pipes for liquid and gas transfer; steel pipes; connectors of metal; couplings of metal; couplings sleeves; braids of metal; hose clamps of metal; hose connections of metal; hose fittings of metal; insulated flexible hoses of metal; metal apparatus for attachment to hose pipes; adaptors for pipes (metal); bend pipes of metal; connection pipes of metal; elbows of metal for pipes; fastening collars of metal for pipes and hoses; fittings of metal for pipes and hoses; metal joint connectors for pipes; pump connectors of metal; metal pipe junctions; metal valves; pre-insulated bonded metal pipes (other than parts of machines or for sanitary installations); pre-insulated bonded flexible metal hoses; reinforcing fibres of metal for hoses and pipes; expansion joints of metal; flexible metal pipes, hoses, joints, braids, flanges and connectors for use associated with seismic activity; hydraulic connectors (pipes) of metal; flexible corrugated hoses, pipes and tubes of metal (other than for sanitary installations); and parts, components and accessories for all the foregoing goods

Flexible corrugated pipes, tubes and hoses of metal (parts of sanitary installations); pipe sections of metal (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; flexible strip wound pipes of metal (parts of sanitary installations); heat insulated metal pipes, tubes and hoses (parts of sanitary installations); metal pipes, tubes and hoses (parts of sanitary installations); outflow pipes being parts of sanitary installations; pipes of metal having linings made of polyurethane (parts of sanitary installations); pre-insulated bonded pipes for sanitary installations; plated tubes of common metal (parts of sanitary installations); boiler pipes (tubes) for heating installations; stainless steel tubes being parts of sanitary installations; t pieces for pipes, tubes and hoses (parts of sanitary installations); safety fittings for gas and water pipes, tubes and hoses; safety valves for gas and water pipes, tubes and hoses; spigots for pipes, pipelines, tubes and hoses; and parts, components and accessories for all the foregoing goods