11
Boilers for central heating installations; Boilers for use in heating systems; Boilers for hot water supply installations; Boilers being parts of central heating installations; Furnace boilers; Heating apparatus; Heating installations; Fixed heating burners; Solar thermal collectors [heating]; Hot water heaters; Residential heating units; Burners for heating installations; Heating apparatus and installations; Industrial heating apparatus; Solar energy powered heating installations; Heating installations for industrial use; Thermal storage instruments [solar energy] for heating; Burners, boilers and heaters; Heating, ventilating, and air conditioning and purification equipment (ambient); Burners for boilers; Burners; Burners for solid fuel; Burners for industrial use; Fuel burners; Domestic boilers; Heating boilers; Heating apparatus for use in the home; Heating apparatus for solid fuels; Boilers; Water heaters and boilers; Wood burning stoves; Air heating furnaces; Air heating installations; Air reheaters; Furnaces for central heating; Stoves for heating; Heat generating apparatus; Hot water heating installations; Incinerators; Central heating boilers; Storage water heaters; Domestic heating utensils; Hot air apparatus; Hot air heating apparatus; Room heaters; Space heating apparatus; Central heating apparatus; Installations for central heating
37
Heating contractor services; Heating equipment installation and repair; Installation of apparatus for heating; Routine servicing of heating apparatus; Maintenance and repair of heating; Retrofitting of heating installations in buildings; Retrofitting of heating, ventilating and air conditioning installations in buildings; HVAC (Heating, ventilation and air conditioning) installation, maintenance and repair