35
Retail, wholesale and online trading services in relation to heat exchangers, in particular boiler installations, including accessories, photovoltaic installations, solar sensors and solar collectors, portable solar panels for generating electricity, modules for generating solar power, solar panels, solar modules, heating, water supply, air conditioning, ventilating, drying and steam generating apparatus; business planning for the use of photovoltaic installations and systems, advertising; office functions; Internet services, namely collating, monitoring and evaluating of information and data from solar power generating installations, other than for the purpose of creating customer accounts; all the aforesaid services other than in connection with measuring, controlling and regulating systems for process engineering installations, and other than in connection with systems for monitoring and controlling energy consumption costs
37
Maintenance, installation, assembly, servicing and repair in relation to heat exchangers, in particular boiler installations, photovoltaic installations, solar sensors and solar collectors, portable solar panels for generating electricity, modules for generating solar power, solar panels, solar modules, heating, water supply, air conditioning, ventilating, drying and steam generating apparatus; all the aforesaid services other than in connection with measuring, controlling and regulating systems for process engineering installations, and other than in connection with systems for monitoring and controlling energy consumption costs
42
Engineering, namely research and development in relation to heat exchangers, in particular boiler installations, photovoltaic installations, solar sensors and solar collectors, portable solar panels for generating electricity, modules for generating solar power, solar panels, solar modules, heating, water supply, air conditioning, ventilating, drying and steam generating apparatus; all the aforesaid services other than in connection with measuring, controlling and regulating systems for process engineering installations, and other than in connection with systems for monitoring and controlling energy consumption costs