SIC 1711 Plumbing, Heating and Air-Conditioning

SIC Code: 1711

Code Title: Plumbing, Heating and Air-Conditioning

Code Division: C - Construction

Special trade contractors primarily engaged in plumbing, heating, air-conditioning, and similar work. Sheet metal work performed by plumbing, heating, and air-conditioning contractors in conjunction with the installation of plumbing, heating, and air-conditioning equipment is included here, but roofing and sheet metal work contractors are classified in Industry 1761. Special trade contractors primarily engaged in electrical work are classified in Industry 1731.

• Air system balancing and testing-contractors
• Air-conditioning, with or without sheet metal work-contractors
• Boiler erection and installation-contractors
• Drainage system installation, cesspool and septic tank-contractors
• Dry well construction, cesspool-contractors
• Fuel oil burner installation and servicing-contractors
• Furnace repair-contractors
• Gas line hookup-contractors
• Heating equipment installation-contractors
• Heating, with or without sheet metal work-contractors
• Lawn sprinkler system installation-contractors
• Mechanical contractors
• Piping, plumbing-contractors
• Plumbing and heating-contractors
• Plumbing repair-contractors
• Plumbing, with or without sheet metal work-contractors
• Refrigeration and freezer work-contractors
• Sewer hookups and connections for buildings-contractors
• Sheet metal work combined with heating or
• Solar heating apparatus-contractors
• Sprinkler system installation-contractors
• Steam fitting-contractors
• Sump pump installation and servicing-contractors
• Ventilating work, with or without sheet metal work-contractors
• Water pump installation and servicing-contractors
• Water system balancing and testing-contractors