Steamfitters and pipefitters lay out, assemble, fabricate, maintain, troubleshoot and repair piping systems carrying water, steam, chemicals and fuel in heating, cooling, lubricating and other process piping systems. Sprinkler system installers fabricate, install, test, maintain and repair water, foam, carbon dioxide and dry chemical sprinkler systems in buildings for fire protection purposes.
Example titles: apprentice pipefitter-steamfitter, fire sprinkler fitter, marine pipefitter, pipefitter, sprinkler system fitter, sprinkler system installer, sprinkler system installer apprentice, steamfitter