Water Line Leak, Water line, Fix Leak, Leaking Water Line, Sugar Land PlumberA water line was leaking from a coupling that was joining two pipes. One major factor that normally contributes to leaking water line is from poor workmanship. An example of poor workmanship is when a PVC fitting is not properly cleaned or glued. Mock Plumbing ensures that every fitting is properly prepped and joined to keep the entire plumbing system working for as long as 30 years or more.