09
Solar cells; solar cells for electricity generation
11
Heating installations; heat pumps; heat pumps for energy
processing; heating apparatus; heat regenerators; heat
accumulators; cooling appliances and installations
37
Installation of power generating apparatus; installation of
machinery for generating electricity; installation of
residential solar panel power systems; installation of
non-residential solar panel power systems; servicing of
power generating apparatus and installations; repair of
energy supply installations; maintenance and repair of
energy generating installations; repair of energy production
plants and machines; repair of power generating apparatus
and installations; maintenance of power generating apparatus
and installations; HVAC (heating, ventilation and air
conditioning) installation, maintenance and repair;
maintenance and repair of heating; heating contractor
services; installation of boilers; repair of heat recovery
apparatus; maintenance and repair of heat tracing systems;
maintenance and repair of geothermal installations;
installation of heating and cooling apparatus; maintenance
and repair of cooling appliances and installations; advisory
services relating to the installation of heating and cooling
apparatus
39
Distribution of energy; distribution of energy for heating
and cooling buildings; electricity supply and distribution;
storage of electricity; information and advisory services in
relation to the distribution of energy; consultancy services
relating to the distribution of electricity; providing
information relating to the distribution of electricity;
distribution of heat; heat supplying [distribution]
40
Energy production; electricity generating; generation of
electricity from solar energy; leasing of energy generating
equipment; rental of power-generating equipment; rental of
electricity generators; consultancy services relating to the
generation of electrical power; generation of electricity
from geothermal energy; rental of heating apparatus; rental
of cooling apparatus and installations
42
Consultancy in the field of energy-saving; advisory services
relating to the use of energy; advisory services relating to
energy efficiency; engineering services in the field of
energy technology; technological consultancy in the fields
of energy production and use; design and development of
regenerative energy generation systems; conducting research
and technical project studies relating to the use of natural
energy; consultancy relating to geological surveys; advisory
services relating to earth sciences; geological probing of
building plots; technological consultancy in the field of
geology
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