6
Metal ventilation channels; metal vent covers; ducts of metal for ventilation- and air-conditioning installations; dampers of metal [not for ventilation installations or machine parts]; fire dampers of metal [nor for ventilation installations or machine parts]; connectors, pipes, tubes, ducts of metal; flow control and gas mixing valves; connectors, fasteners and suspensions of metal for ducts of metal for ventilating and air-conditioning installations; parts of and fittings for all the aforesaid goods
9
Apparatus and instruments for measuring, signalling, checking (supervision) and control, the preceding goods only in relation to ventilation and air flow, climate, smoke, fire, filtration and acoustic; flow and/or temperature measuring apparatus, the preceding goods only in relation to ventilation and air flow, climate, smoke, fire, filtration and acoustic; apparatus, instruments and installations for control and regulating airflow and/or temperature; temperature indicating apparatus and sensors; flow control apparatus and temperature control apparatus, the preceding goods only in relation to ventilation and air flow, climate, smoke, fire, filtration and acoustic; air temperature and air flow sensors; apparatus and instruments for communication and positioning in ventilation- and climate systems, -equipment; computer software for ventilation- and climate systems, -equipment; software applications for ventilation- and climate systems, -equipment; parts and fittings for all the aforesaid goods
11
Apparatus for lighting, heating, steam generating, refrigerating, drying, ventilating, water supply and sanitary purposes; Ventilation, air-conditioning, warm-air heating and exhaust installations, apparatus and systems as well as parts of and fittings for all the aforesaid goods; pipes, tubes, tubing, ducts, ducting, and flow control and gas mixing valves, all being parts of ventilation, air-conditioning, warmair heating or exhaust systems; silencers for ventilation systems; ventilation systems and parts therefore of metal or substantially of metal with or without seals; dampers for ventilation installations; dampers for fire for ventilation installations; grilles, connectors, fasteners and suspensions of metal for use in ducts of metal for ventilation, air-conditioning, warm-air heating or exhaust systems; parts of and fittings for all the aforementioned goods
37
Installation, maintenance and repair services regarding climate, ventilation, air conditioning, cooling and heating apparatus and systems