Course Overview This qualification provides a trade outcome in plumbing. ​​ The qualification has core and elective unit of competency requirements that cover common and specialist skills for the plumbing industry in six specialist streams: Stream 1 Water Stream 2 Sanitary Stream 3 Drainage Stream 4 Mechanical services Stream 5 Roofing Stream 6 Gas services. … Continue reading Certificate III in Plumbing (CPC32413)