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NACE 43.22: Plumbing, heat and air-conditioning installation

NACE Rev. 2.1 class. Replaces NACE Rev. 2 43.22, 43.99. Closest ISIC Rev. 4: 4322, 4390.

NACE Rev. 2.1 class 43.22 is "Plumbing, heat and air-conditioning installation". It sits in section F (CONSTRUCTION), then division 43 (Specialised construction activities), then group 43.2 (Electrical, plumbing and other construction installation activities). In the previous classification, NACE Rev. 2, the activity was covered by 43.22 (Plumbing, heat and air-conditioning installation), 43.99 (Other specialised construction activities n.e.c.).

What the class includes

This class includes the installation, repair and maintenance of plumbing, heating and air-conditioning systems, including additions and alterations. This class includes: - installation, maintenance and repair of: • heating systems (e.g. heat pumps, solar thermal collectors) • furnaces, cooling towers • plumbing and sanitary equipment • ventilation and air-conditioning equipment and ducts • gas fittings • steam piping • sprinkler systems (e.g. fire and lawn sprinkler systems) - construction or installation of masonry heater stoves - ductwork installation

What it excludes

This class excludes: - installation of electric baseboard heating, see 43.21 - camera inspections in air ducts, water and gas pipes, and other liquids without repair or installation, see 71.20

Correspondence with NACE Rev. 2

NACE Rev. 2Label (Rev. 2)Also maps to
43.22Plumbing, heat and air-conditioning installation-
43.99Other specialised construction activities n.e.c.9

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Neighbouring classes

43.21 Electrical installation · 43.23 Installation of insulation · 43.24 Other construction installation

Use it

Convert a list of NACE Rev. 2 codes to Rev. 2.1 in your browser, or search all codes. The same data is available from the API and the MCP server.

Official classification texts from EU Vocabularies (Publications Office of the European Union, CC BY 4.0), read on 2026-10-05. Correspondence tables link classes that cover the same activities; one old class can be split across several new ones, so check the notes before you convert a dataset. Information only.