Insulation of pipes; insulation of roofing; installation of solar energy systems; air conditioning apparatus installation and repair; central heating installation; double glazing installation; electric appliance installation; heating equipment installation; heating equipment installation and repair; installation of apparatus for air-conditioning; installation of apparatus for heating; installation of apparatus for ventilating; installation, maintenance and repair of water supply apparatus including water tanks; installation of blinds; installation of boilers; installatio n of central heating; installation of fittings for buildings; installation of glass; installation of heating apparatus; installation of machines; installation of machines; installation of solar energy systems; machinery installation services; machinery installation, maintenance and repair; plant installation; welding (construction, repair and installation services); advisory services relating to building; advisory services relating to building construction materials; advisory services relating to building refurbishment; advisory services relating to the alteration of buildings; advisory services relating to the construction of buildings; building construction consultancy; building insulating; building maintenance; house building; advisory services and consultancy relating to the development of property; advisory services and consultancy relating to the maintenance of property; advisory services and consultancy relating to the renovation and repair of property

Advisory services relating to scientific products; compilation of scientific information; management of scientific research projects; preparation of reports relating to scientific research; preparation of scientific reports; preparation of statistics for scientific research; providing information, including online, about scientific and technological services and research and design relating thereto; provision of information relating to scientific research; provision of scientific information; scientific advisory services; scientific and technical analysis; scientific and technological services; scientific consultancy; scientific research; scientific research into the development of new products; consultancy in the field of energy-saving; design consultancy; energy use and conservation consultancy; engineering consultancy; environmental consultancy services; preparation of technical projects, technical research and consultancy services in the field of carbon offsetting; research, engineering and technical consultancy for industry; scientific consultancy; energy auditing; design engineering; engineering; engineering consultancy; engineering design; engineering drawing; engineering project management services; engineering project studies; mechanical engineering services (design); preparation of engineering drawings; provision of engineering reports; research relating to engineering; research, engineering and technical consultancy for industry; technical engineering; advisory services relating to energy efficiency; advisory services relating to the use of energy; consultancy in the field of energy-saving; energy auditing; energy use and conservation consultancy; recording data relating to energy consumption in buildings; consultancy in the field of energy-saving; design consultancy; energy use and conservation consultancy; engineering consultancy; environmental consultancy services; research, engineering and technical consultancy for industry; scientific consultancy; inspection (testing) of commercial installations; inspection (testing) of domestic installations; inspection (testing) of industrial installations; advisory services relating to building design; analysis of building materials; building and structural inspection services (engineering, quality assessment, and surveying services); building design services; building inspection services (surveying); building research services; design of building interiors; design of buildings; inspection of buildings (surveying); off site building project management; recording data relating to energy consumption in buildings; research relating to buildings; consultancy in relation to water efficiency; environmental services; water use auditing; environmental consultancy services including advisory services and consultancy relating to the reduction of noise and energy efficient transport