Plumbing II is the second year of a four-year training program. The program is focused on the needs of the plumbing apprentice. This is a theory class. Books, supplies and personal safety equipment are not included. Prerequisite: Plumbing I. Certificates will not be issued for attendance less than 144 hrs. Topics covered: reading commercial drawings, intermediate math, installing & testing DWV piping, installing water heaters, installing & testing water supply piping.