<owl:Class xmlns="https://folio.openlegalstandard.org/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:v1="http://www.loc.gov/mads/rdf/v1#" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:xsd="http://www.w3.org/2001/XMLSchema#" xmlns:folio="https://folio.openlegalstandard.org/" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:skos="http://www.w3.org/2004/02/skos/core#" rdf:about="https://folio.openlegalstandard.org/WOxD63u1Tz6qwJzXUeyD-w">
  <rdfs:subClassOf rdf:resource="https://folio.openlegalstandard.org/sfQKH-cmS_SSWOm024hzcg"/>
  <rdfs:isDefinedBy rdf:resource="https://www.naics.com/six-digit-naics/?code=238220"/>
  <rdfs:label>Plumbing, Heating, and Air-Conditioning Contractors</rdfs:label>
  <skos:definition>This industry comprises establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.</skos:definition>
  <skos:example>Cooling tower installation</skos:example>
  <skos:example>Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation</skos:example>
  <skos:example>Fire sprinkler system installation</skos:example>
  <skos:example>Fireplace, natural gas, installation</skos:example>
  <skos:example>Furnace installation</skos:example>
  <skos:example>Heating, ventilation, and air-conditioning (HVAC) contractors</skos:example>
  <skos:example>Lawn sprinkler system installation</skos:example>
  <skos:example>Mechanical contractors</skos:example>
  <skos:example>Refrigeration system (e.g., commercial, industrial, scientific) installation</skos:example>
  <skos:example>Sewer hookup and connection, building</skos:example>
</owl:Class>