This class includes:
- manufacture of refrigerating or freezing industrial equipment, including assemblies of components
- manufacture of air-conditioning machines, including for motor vehicles
- manufacture of non-domestic fans
- manufacture of heat exchangers
- manufacture of machinery for liquefying air or gas
- manufacture of attic ventilation fans (gable fans, roof ventilators, etc)
This class excludes:
- manufacture of domestic refrigerating or freezing equipment, see CAEN 2751
- manufacture of domestic fans, see CAEN 2751