Special trade contractors primarily engaged in the installation of roofing, siding, and sheet metal work. Sheet metal work performed by plumbing, heating, and air-conditioning contractors in conjunction with the installation of plumbing, heating, and air-conditioning equipment are classified in Industry 1711.
- Architectural sheet metal work-contractors
- Ceilings, metal: erection and repair-contractors
- Coppersmithing, in connection with construction work-contractors
- Downspout installation, metal-contractors
- Duct work, sheet metal-contractors
- Gutter installation, metal-contractors
- Roof spraying, painting, or coating-contractors
- Roofing work, including repairing-contractors
- Sheet metal work: except plumbing, heating, or
- Siding-contractors
- Skylight installation-contractors
- Tinsmithing, in connection with construction work-contractors