6
Containers of metal for liquid fuel; Gas storage tanks of metal; Tanks of metal for the storage of compressed gases; Tanks of metal for the storage of liquefied gases; Bottles [containers] of metal for compressed gas or liquid air
9
Electrical devices for generating hydrogen as an energy source and hydrogen for industrial, technical and laboratory use; Electronic devices for generating hydrogen as an energy source and hydrogen for industrial, technical and laboratory use; Apparatus and instruments for accumulating and storing electricity; Hydrogen cells; Fuel cells; Electrolysers for the production of hydrogen as an energy source and hydrogen for industrial, technical and laboratory use; Fuel cell electrodes; Electrolysers industrial use and For laboratory use; Parts of apparatus for generating hydrogen as an energy source and hydrogen for industrial, technical and laboratory use; Batteries; Batteries for vehicles; Battery chargers; Battery chargers; Portable power supplies (rechargeable batteries)
11
Heating, ventilating, and air conditioning and purification equipment (ambient); Heating units; Heat pumps; Heat pumps for energy processing; Air-source heat pump water heaters; Air heat recovery installations; Air heat recovery installations; Heat generating apparatus; Fan coil units; Combined heating and air conditioning apparatus; Convectors [radiators]; Air reheaters; Hot air heating apparatus; Cooling appliances and installations; Refrigerating apparatus; Industrial cooling installations; Air cooling apparatus; Refrigerating and freezing equipment; Air conditioning panels for use in walk-in coolers
20
Containers, not of metal, for liquid fuel; Containers, not of metal, for liquid fuel; Containers, not of metal [storage, transport]; Containers, not of metal, for compressed gas or liquid air; Plastic fuel tanks [other than parts of vehicles]; Storage tanks, not of metal or masonry
35
Retail services in relation to: Heating, ventilating, air-conditioning and air purifying equipment, Heat pumps, Air heat recovery apparatus, Fan coil units, Cooling appliances and installations, Industrial cooling installations, Containers of metal for liquid fuel, Storage tanks for gases of metal, Containers for liquid fuel, not of metal, Tanks for compressed gas or liquid air, not of metal; Provision of information and guidance concerning the services before mentioned
37
Installation of power generating apparatus; Maintenance, servicing and repair of power generating apparatus and installations; Repair of heat recovery apparatus; Installation of heating and cooling apparatus; Heating equipment installation and repair; Routine servicing of heating apparatus; Routine servicing of refrigerating apparatus; Heating contractor services; Advisory services relating to the installation of heating and cooling apparatus; Retrofitting of heating, ventilating and air conditioning installations in buildings; Information and consultancy relating to the aforesaid services