Swiss federal authorities

4322 Plumbing, heat and air-conditioning installation

NOGA 2025
- F CONSTRUCTION
  - 43 Specialised construction activities
    - 432 Electrical, plumbing and other construction installation activities
      - 4322 Plumbing, heat and air-conditioning installation
        
        432201 Sanitary installation and plumbing
        
        432202 lnstallation of heating, ventilation and air-conditioning systems

This class includes the installation, repair and maintenance of plumbing, heating and air-conditioning systems, including additions and alterations.