
1) Construction trades worker 2) Plumber, of a sort
Found on
https://www.crosswordclues.com/clue/pipefitter

A pipefitter is a tradesperson who installs, assembles, fabricates, maintains and repairs mechanical piping systems. Pipefitters usually begin as helpers or apprentices. Journeyman pipefitters deal with industrial/commercial/marine piping and heating/cooling systems. Typical industrial process pipe is under high pressure, which requires metals suc...
Found on
http://en.wikipedia.org/wiki/Pipefitter
No exact match found.