Glossary
Plumber Helper Terms & Vocabulary
15 essential plumber helper terms with plain-English definitions: the vocabulary you’ll hear in training and on day one.
Key plumber helper vocabulary
These 15 terms come up constantly in plumber helper training, on the job and in interviews. Knowing them helps you follow instructions, document accurately and sound prepared.
- Apprenticeship
- Paid structured training.
- Blueprint
- Construction drawing.
- Copper
- Metal water pipe.
- Fitting
- Joins pipe.
- Helper
- Assists skilled workers.
- Journeyman
- Fully trained worker.
- OSHA
- Workplace safety agency.
- PEX
- Flexible plastic pipe.
- PPE
- Personal protective equipment.
- Punch list
- Final fix list.
- PVC
- Plastic drain pipe.
- Rough-in
- Pipes before walls close.
- Toolbox talk
- Short safety meeting.
- Trap
- Holds water to block gases.
- Vent
- Lets drains breathe.
Practice these terms
Test yourself with the free Plumber Helper practice test: it includes vocabulary questions built from this list. For a complete course, see Plumber Helper training.
Browse terms from every career in our career glossary.