Helps pipefitters by performing duties requiring less skill. Duties include using, supplying, or holding materials or tools, and cleaning work area and equipment.

**Responsibilities:**

+ Measures, cuts, threads and assembles new pipe, placing the assembled pipe in hangers or other supports.
+ Cuts or drills holes in walls or floors to accommodate the passage of pipes.
+ Performs rough-ins, repairs and replaces fixtures and water heaters, and locates, repairs, or removes leaking or broken pipes.
+ Assists pipe fitters in the layout, assembly, and installation of piping for air, ammonia, gas, and water systems.
+ Cuts pipe and lifts up to fitters.
+ Fits or assists in fitting valves, couplings, or assemblies to tanks, pumps, or systems, using hand tools.
+ Requisitions tools and equipment, selects type and size of pipe, and collects and transports materials and equipment to work site.
+ Mounts brackets and hangers on walls and ceilings to hold pipes...