UK SIC 2007 43220: Plumbing, heat and air-conditioning installation

Maps to NACE Rev. 2 43.22 and NACE Rev. 2.1 43.22. ISIC Rev. 4: 4322.

UK SIC 2007 code 43220 is "Plumbing, heat and air-conditioning installation". UK SIC 2007 follows NACE Rev. 2 at four digits and adds a national fifth digit, so the first four digits, 43.22, are the NACE Rev. 2 class "Plumbing, heat and air-conditioning installation". UK companies state one or more SIC codes when they file at Companies House, and the codes appear in the company record. In NACE Rev. 2.1 the matching class is 43.22, "Plumbing, heat and air-conditioning installation".

Conversion

Classification	Code	Label
UK SIC 2007	43220	Plumbing, heat and air-conditioning installation
NACE Rev. 2	43.22	Plumbing, heat and air-conditioning installation
NACE Rev. 2.1	43.22	Plumbing, heat and air-conditioning installation
ISIC Rev. 4	4322

What the class includes (NACE Rev. 2 notes)

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 and air-conditioning equipment and ducts • gas fittings • steam piping • fire sprinkler systems • lawn sprinkler systems - duct work installation

What it excludes

This class excludes: - installation of electric baseboard heating, see 43.21

Use it

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UK SIC 2007: Companies House condensed list of the ONS classification (gov.uk, Open Government Licence v3.0), read 2026-10-05. NACE data: EU Vocabularies (CC BY 4.0). Information only.