Air conditioning apparatus; heat accumulators; steam accumulators; electric air deodorizing apparatus; air cooling apparatus; air driers, namely, dehumidifiers; air conditioning installations; air filtering installations; ionization apparatus for the treatment of air or water; air valves for steam heating installations; air purifying apparatus and machines; air sterilizers; boiler pipes for heating installations; boilers, other than parts of machines, namely, electrical boilers, furnace boilers, Boilers for heating installations, Heating boilers, industrial boilers; burners, namely, gas burners, burners for lamps; gas condensers, other than parts of machines; refrigerating containers; cooling installations and machines for liquids; desalination plants; refrigerating display cabinets; drying apparatus and installations, namely, drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems, touchless hand drying apparatus, forage drying apparatus; heating elements; evaporators; expansion tanks for central heating installations; filters, namely, water filters, filters for air conditioning; industrial air filter machines; freezers; gas scrubbers; gas boilers; glue-heating appliances, namely, electric hot glue melting pots; heat pumps; heaters for heating irons; immersion heaters; heating apparatus for vehicles, pavement, industrial plants; heating installations; incinerators; lamps; lanterns for lighting; lighting apparatus and installations; microwave ovens for industrial purposes; oxhydrogen burners; petrol burners; pipes, namely, pipes for heating boilers; heat pipes to cool heat producing components; pressure water tanks; refrigerating cabinets; refrigerating chambers; refrigerating appliances and installations; refrigerators; heat regenerators; safety lamps; solar thermal collectors; solar furnaces; fabric steamers; swimming pool chlorinating apparatus; taps; electric torches for lighting; level controlling valves in tanks; thermostatic valves; lighting, namely, lighting fixtures, lighting apparatus for vehicles, lighting fixtures with motion detection; ventilation hoods; ventilation installations and apparatus, namely, ventilating exhaust fans, heat recovery ventilators, ventilating fans for commercial and industrial use, ventilating louvers; hydro-cooling systems comprised primarily of reservoirs, pumps, filters and cleaners; solar energy based cooling apparatus; solar-powered cooling units; vacuum cooling systems comprised primarily of reservoirs, pumps, filters and cleaners; spiral freezers; solar thermal air systems for heating purposes

Construction service, namely, construction of buildings, construction management, construction of facilities energy plants; plant construction, maintenance and construction project management services for businesses in the energy production and transmission sector; repair services, namely, repair services for installations of heating, cooling and environmental control systems; construction consultancy; all aforementioned services in the field of installations for the production, storage and distribution of energy

Industrial analysis and research services in the field of installations for the production, storage and distribution of energy; design and development of computer hardware and software; engineering services; services provided by engineers who are responsible for evaluations, estimates, research and reports in the technological and industrial fields; research and development of new products; consulting services and advice on engineering; technology consulting services and advice in the field of installations for the production, storage and distribution of energy