2012 Edition

national industry 221330

Steam and Air-Conditioning Supply


This industry comprises establishments primarily engaged in providing steam, heated air, or cooled air. The steam distribution may be through mains.

The immediate parent of national industry 221330 is international industry 22133: Steam and Air-Conditioning Supply


The NAICS editions in which this code was present are indicated below. In the event that a code was changed from the prior edition the equivalent value in that edition is provided for reference.

Edition Value
2002 221330 -
2007 221330 -
2012 221330 -
2017 221330 -

Standard Industrial Classification (SIC) Mappings

  1. 4961 - Steam and Air-Conditioning Supply

Insurance Industry Mappings

The US Property and Casualty Insurance Industry may use the following classification descriptions which might encompass national industry 221330, Steam and Air-Conditioning Supply:

  1. steam and air conditioning supply
  2. steam heating or power company not otherwise classified
  3. steam heating or power not otherwise classified
  4. steam heating or steam power company
  5. utility
  6. water sewage and other system


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