Manufacture/repair of refrigerating, air-conditioning and ventilating machinery and equipment (except household refrigerators)

This sub-class includes the manufacture, repair and/or maintenance of: - industrial refrigerating or freezing equipment, including assemblies of major components - air-conditioning machines, including for motor vehicles - non-domestic fans - machinery for cleaning or drying bottles and/or for aerating beverages - heat exchangers - machinery for liquefying air or gas - gas generators - attic ventilation fans (gable fans, roof ventilators, etc.)