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Detailed structure and explanatory notes

ISIC Rev.4 code 4322


  • Section: F - Construction
  • Division: 43 - Specialized construction activities
  • Group: 432 - Electrical, plumbing and other construction installation activities
  • Class: 4322 - Plumbing, heat and air-conditioning installation

Explanatory note

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

This class includes:
- installation in buildings or other construction projects of:
· heating systems (electric, gas and oil)
· furnaces, cooling towers
· non-electric solar energy collectors
· plumbing and sanitary equipment
· ventilation, refrigeration or air-conditioning equipment and ducts
· gas fittings
· steam piping
· fire sprinkler systems
· lawn sprinkler systems
- duct work installation

This class excludes:
- installation of electric baseboard heating, see 4321

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