7
Emission reduction units for motors and engines; Agitators; Power supply apparatus [generators]; Motorised fans for machines; Axial flow blowers; Electric driving motors for machines; Fans for motors and engines
9
Inverters [electricity]; Volumetric measuring apparatus; Control panels [electricity]; Electrical control boards; Electric motor checking [monitoring or supervision] apparatus
11
Air heat recovery installations; Heat sinks for use in cooling apparatus; Apparatus and installations for ventilating; Desiccating apparatus; Fume extractors; Flues for ventilating apparatus; Suction ventilators; Air drying apparatus; Filters for exhaust extractors [parts of household or industrial installations]; Dampers for ventilating installations; Cooling apparatus; Electrically powered fans for ventilation purposes; Heating, ventilating, and air conditioning and purification equipment (ambient); Industrial cooling installations; Cooling installations for gas; Cooling installations; Industrial air filter machines; Extractors [ventilation or air conditioning]; Industrial ventilation apparatus; Electrically operated devices used in drying; Heat sinks for use in ventilating apparatus; Drying ovens; Cooling installations for fluids; Extractor units [ventilation]; Fans [air-conditioning]; Oven ventilator hoods; Ventilating installations
17
Insulations with sealing functions for noise protection; Insulations with sealing functions for heat protection; Soundproofing materials; Fluid seals
37
Installation of apparatus for ventilating; Routine servicing of ventilating apparatus; Installation of heating and cooling apparatus; Repair of ventilating apparatus; Installation of ventilation and dust extraction systems
42
Technical consulting in the field of pollution detection; Engineering consultancy services; Engineering design and consultancy; Advisory services relating to industrial engineering; Design services; Advisory services relating to industrial design; Advisory services relating to energy efficiency; Consultancy in the field of energy-saving; Engineering consultancy relating to design; Design of industrial machinery; Technological consultancy; Design of industrial plant