This class includes:
- manufacture of industrial taps and valves, including regulating valves and intake taps
- manufacture of sanitary taps and valves
- manufacture of heating taps and valves
This class excludes:
- manufacture of valves of unhardened vulcanized rubber, glass or of ceramic materials, see CAEN 2219, CAEN 2319 STRING IN ORIGIN CAEN 2344
- manufacture of inlet and exhaust valves of internal combustion engines, see CAEN 2811
- manufacture of hydraulic and pneumatic valves and air preparation equipment for use in pneumatic systems, see CAEN 2812