NACE-BEL 2025 Codes
43
Specialised construction activities
43.2
Electrical, plumbing and other construction installation activities
43.22
43.22
Level 4
Plumbing, heat and air-conditioning installation
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Parent code
43.2
Electrical, plumbing and other construction installation activities
Child codes
43.221
Sanitary work
43.222
Installation of heating, ventilating, air conditioning, refrigeration installations powered by electricity
43.223
Installation of heating, ventilating, air conditioning, refrigeration installations powered by energy sources other than electricity