Solar batteries; Pressure sensors; Manometers; Lightning arresters; heat controlling and regulating apparatus.

Sanitary apparatus and installations, and parts therefor, bathroom installations for sanitary purposes, water-supply apparatus and installations, water distribution installations, water heaters, cooling installations for water, water filters, mixer taps for water pipes, backflow seals, regulating and safety accessories for water apparatus and pipework, air purgers for use with water supply installations; Drainage apparatus and installations, drainage siphons and drains, floor drains, inspection gratings, storm valves, check valves, pipeline cocks, installations for the treatment of effluents; Drainage installations; air conditioning installations and apparatus; apparatus and installations for ventilating , ventilators, ventilation hoods, ventilation grilles; Fan apparatus, blowers; Air-purifying apparatus and installations; installations for drain ventilation, aerators , venting cowls; Chimney flues, chimney blowers, dampers (heating); Heating apparatus and installations, heaters, hot plates, heat screens, underfloor heating installations, hot water manifold , pipes for heating apparatus, humidifiers for radiators, radiator caps, solar collectors, heat pumps, heat exchangers, heat accumulators, expansion tanks for heating installations, control apparatus for heating installations, temperature-monitoring apparatus for heaters, thermoregulation valves, non-automatic vents for heating installations, vents for heaters; regulating accessories for gas pipes , safety accessories for gas apparatus and installations; Apparatus and installations for refrigerating, steam generating and drying.

Packing, stopping and insulating materials, tow; Compressed air pipe fittings not of metal; Non-conducting materials for retaining heat; Sound proofing materials; Pipe muffs, not of metal; Joint packings; Flexible tubes, not of metal, pipework, elements and fittings for pipework and pipe accessories; Junctions, not of metal, for pipes; Insulating tapes, adhesive tapes, other than stationery and not for medical or household purposes.

Building materials (non-metallic); Non-metallic rigid pipes for building; Non-metallic portable buildings.

Closures, not of metal, for containers, packaging containers of plastic, containers, not of metal, for storage and transport; Cable clips, not of metal, plastic holders for cables or pipes, not of metal; Drain traps of plastic (valves); Door fittings, not of metal, window fittings, not of metal, furniture fittings, not of metal; Dowels and wall plugs, not of metal; laths, rivets, pads, caps, collars, screws, nuts, bolts, hooks, screws, bolts, hinges, not of metal; Joints for fittings, not of metal; Protective grids, fireplace grids, not of metal; Tool handles and grips, not of metal; Valves, not of metal, other than parts of machines; Connection elements, band clips of plastic.

Processing of plastic materials; Treatment of materials.

Arranging and conducting of courses and seminars relating to apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; Publication of electronic texts (other than publicity texts) on-line.

Installation, maintenance, repair and servicing of apparatus, instruments and pipelines and related equipment for the location, extraction and distribution of oil and gas; Processes relating to the extraction of oil and gas.

Distribution of oil and gas.

Processes relating to the refining of oil and gas.

Training and instructional services relating to oil and gas.

Professional advisory, research and development services all relating to oil and gas.

Energy distribution; transmission of oil or gas through pipelines; storage of energy and fuels; information and advisory services in relation to the distribution of energy.

Energy production; generation of energy; processing of oil and gas; refining of oil and gas; processes relating to the processing and refining of oil and gas.

Education and training.

Energy auditing; research in the field of energy; exploration and searching of oil and gas; geophysical exploration for the oil and gas industries; oil well logging and testing; surveying of oil beds and fields; engineering services relating to the location, extraction and distribution of oil and gas; engineering services in the field of energy technology; advisory services relating to the use of energy; provision of information concerning research and technical project studies relating to the use of natural energy.

Production of electrical power from renewable sources; production of energy from renewable sources; generation of energy from renewable sources; services for the generation of energy from renewable sources; generation of energy from wind power; generation of power from renewable sources; generation of power from wind turbines; generation of power from on-shore and off-shore wind farms; generation of energy from tidal and wave sources; preparation of bio-fuels from renewable sources; operating power generation plants; production of energy by power plants; production of hydroelectric power; generation of electricity from geothermal energy; generation of electricity from solar energy; information, advisory and consultancy services relating to the aforesaid services.

Technological consulting services in the field of alternative energy generation; providing technological information about environmentally-conscious and green innovations; design and development of regenerative energy generation systems; professional consultancy relating to the conservation of energy.

Production of electrical power from renewable sources; production of energy from renewable sources; generation of energy from renewable sources; services for the generation of energy from renewable sources; generation of energy from wind power; generation of power from renewable sources; generation of power from wind turbines; generation of power from on-shore and off-shore wind farms; generation of energy from tidal and wave sources; preparation of bio-fuels from renewable sources; operating power generation plants; production of energy by power plants; production of hydroelectric power; generation of electricity from geothermal energy; generation of electricity from solar energy; information, advisory and consultancy services relating to the aforesaid services.

Technological consulting services in the field of alternative energy generation; providing technological information about environmentally-conscious and green innovations; design and development of regenerative energy generation systems; professional consultancy relating to the conservation of energy.

Oil and gas extraction; processes relating to the extraction of oil and gas; oil and gas drilling; installation and repair services; installation, maintenance, repair and servicing of apparatus, instruments and pipelines and related equipment for the location, extraction and distribution of oil and gas; maintenance and repair of energy generating and supply installations; repair of energy production plants and machines.

Energy distribution; distribution of oil and gas; transmission of oil or gas through pipelines; storage of energy and fuels; information and advisory services in relation to the distribution of energy.

Energy production; generation of energy; processing of oil and gas; refining of oil and gas; processes relating to the processing and refining of oil and gas.

Education and training; training and instructional services relating to oil and gas.

Energy auditing; research in the field of energy; exploration and searching of oil and gas; geophysical exploration for the oil and gas industries; oil well logging and testing; surveying of oil beds and fields; engineering services relating to the location, extraction and distribution of oil and gas; engineering services in the field of energy technology; advisory services relating to the use of energy; provision of information concerning research and technical project studies relating to the use of natural energy.