NAICS Code Description


238220 - Plumbing, Heating, and Air-Conditioning Contractors

Top Businesses by Annual Sales for 238220 – Click for Complete Profiles:

Johnson Controls IncTesla Energy Operations Inc
Chemed CorporationSouthland Industries
Comfort Systems USA Ark IncOne Stop Cooling & Heating LLC
Star Group LPMx Holdings Us Inc
American Residential Svcs LLCService Experts LLC

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.

Illustrative Examples:

Cooling tower installation
Heating, ventilation, and air-conditioning (HVAC) contractors
Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation
Lawn sprinkler system installation
Fire sprinkler system installation
Mechanical contractors
Fireplace, natural gas, installation
Refrigeration system (e.g., commercial, industrial, scientific) installation
Furnace installation
Sewer hookup and connection, building


Cross-References. Establishments primarily engaged in--

  • Installing electrical controls for HVAC systems--are classified in Industry 238210, Electrical Contractors and Other Wiring Installation Contractors;
  • Duct cleaning--are classified in Industry 561790, Other Services to Buildings and Dwellings;
  • Installing septic tanks and systems--are classified in Industry 238910, Site Preparation Contractors;
  • Water well drilling (except water intake wells in oil and gas fields) and water well pump and piping system installation--are classified in Industry 237110, Water and Sewer Line and Related Structures Construction; and
  • Repair and maintenance of commercial refrigeration equipment or fire extinguisher and waterless fire suppression systems, without installation--are classified in Industry 811310, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance.
2007
NAICS
2012
NAICS
2017
NAICS
2022
NAICS
Index Entries for 238220
238220238220238220238220Air system balancing and testing
238220238220238220238220Air vent installation
238220238220238220238220Air-conditioning system (except window) installation
238220238220238220238220Bathroom plumbing fixture and sanitary ware installation
238220238220238220238220Blower or fan, cooling and dry heating, installation
238220238220238220238220Boiler chipping, cleaning and scaling
238220238220238220238220Boiler, heating, installation
238220238220238220238220Central air-conditioning equipment installation
238220238220238220238220Central cooling equipment and piping installation
238220238220238220238220Central heating equipment and piping installation
238220238220238220238220Chilled water system installation
238220238220238220238220Chimney liner installation
238220238220238220238220Commercial freezer installation
238220238220238220238220Commercial refrigeration system installation
238220238220238220238220Cooling tower installation
238220238220238220238220Drain, waste and vent system installation
238220238220238220238220Drinking fountain installation
238220238220238220238220Dry heating equipment installation
238220238220238220238220Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation
238220238220238220238220Dust collecting and bag house equipment installation
238220238220238220238220Exhaust system (e.g., kitchens, industrial work areas) installation
238220238220238220238220Fire extinguisher installation
238220238220238220238220Fire extinguisher installation and repair
238220238220238220238220Fire sprinkler system installation
238220238220238220238220Fireplace, natural gas, installation
238220238220238220238220Fuel oil burner installation
238220238220238220238220Furnace conversion (i.e., from one fuel to another)
238220238220238220238220Furnace humidifier installation
238220238220238220238220Furnace installation
238220238220238220238220Furnace, forced air, installation
238220238220238220238220Gas fitting contractor
238220238220238220238220Gas line installation, individual hookup, contractors
238220238220238220238220Heat pump installation
238220238220238220238220Heating and cooling duct work installation
238220238220238220238220Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation
238220238220238220238220Heating boiler installation
238220238220238220238220Heating contractors
238220238220238220238220Heating equipment installation
238220238220238220238220Heating, ventilation and air-conditioning (HVAC) contractors
238220238220238220238220Hot water heating system installation
238220238220238220238220Hot water tank installation
238220238220238220238220Household oil storage tank installation
238220238220238220238220HVAC (heating, ventilation and air-conditioning) contractors
238220238220238220238220Hydronic heating system installation
238220238220238220238220Industrial process piping installation
238220238220238220238220Kitchen sink and hardware installation
238220238220238220238220Lawn sprinkler system installation
238220238220238220238220Mechanical contractors
238220238220238220238220Natural gas piping installation
238220238220238220238220Oil burner installation
238220238220238220238220Pipe fitting contractors
238220238220238220238220Plumbers
238220238220238220238220Plumbing and heating contractors
238220238220238220238220Plumbing contractors
238220238220238220238220Plumbing fixture installation
238220238220238220238220Process piping installation
238220238220238220238220Pumping system, water, installation
238220238220238220238220Radiant floor heating equipment installation
238220238220238220238220Refrigeration system (e.g., commercial, industrial, scientific) installation
238220238220238220238220Sanitary ware installation
238220238220238220238220Scrubber, air purification, installation
238220238220238220238220Sewer hookup and connection, building
238220238220238220238220Sheet metal duct work installation
238220238220238220238220Snow melting system (e.g., hot water, glycol) installation
238220238220238220238220Solar heating equipment installation
238220238220238220238220Sprinkler system, building, installation
238220238220238220238220Steam fitting contractors
238220238220238220238220Sump pump installation
238220238220238220238220Ventilating contractors
238220238220238220238220Warehouse refrigeration system installation
238220238220238220238220Warm air heating system installation
238220238220238220238220Water heater installation
238220238220238220238220Water meter installation
238220238220238220238220Water softener installation
238220238220238220238220Water system balancing and testing contractors
238220238220238220238220Waterless fire suppression system installation
238220238220238220238220Waterless fire suppression system installation and repair