These 26 Student Training Modules on plumbing comprise one of nine sets of self-paced learning modules developed for Pre-Apprenticeship Phase 2 Training. (A companion instructor's guide is available separately as CE 031 577.) The modules are designed to impart trade knowledge and skills to the student. Each module contains some or all of the following: cover sheet listing module title, goals, and performance indicators; study guide/checklist with directions for module completion; introduction; vocabulary listing and defining new trade or technical terms; supplementary references; information sheet(s) providing information and graphics covering the module topic(s); self-assessment; self-assessment answers; assignment sheet(s); job sheet(s) listing materials and tools necessary to complete tasks designed to develop manipulative skill; post assessment; and post assessment answers. Topics covered in the module include pipe materials; fittings; plumbing valves; adhesives; cutting of pipe materials; reaming, cleaning, and threading; attaching pipes and fittings with solder and cement; attaching threaded pipe and fittings; plumbing systems; soil system; waste system; vent system; water system; gas piping system; plumbing tests and inspection; tub and shower; lavatory; water closet; kitchen sink, garbage disposal, and dishwasher; laundry tub; water heater; repair; sewer cleaning and tools; and specialty buildings. (YLB)