Course Catalogue

CPC32420 Certificate III in Plumbing

2026

Course Structure

To achieve the award of CPC32420 Certificate III in Plumbing (General Plumber) a minimum of 58 units are to be completed comprising 42 core and 15 elective units as detailed in the packaging rules and listed below. The electives offered may vary between campuses.

43 core units, plus
15 elective units, of which:

8 units from Group A and
4 units from Group B and
3 units from Group C

Up to 4 elective units may be replaced by units from any other group or from any relevant nationally endorsed Training Package or accredited course. The units must contribute to the vocational outcomes of the qualification.

The total nominal hours for the sequence listed below is 1099.

Code	Module/Unit of Competency	Hours
Core units of competency
CPCCCM2012*	Work safely at heights	8
CPCPCM2039	Carry out interactive workplace communication	10
CPCPCM2040*	Read plans, calculate quantities and mark out materials	28
CPCPCM2041	Work effectively in the plumbing services sector	15
CPCPCM2043	Carry out WHS requirements	50
CPCPCM2045*	Handle and store plumbing materials	6
CPCPCM2046*	Use plumbing hand and power tools	40
CPCPCM2047*	Carry out levelling	6
CPCPCM2048*	Cut and join sheet metal	8
CPCPCM2054*	Carry out simple concreting and rendering	16
CPCPCM2055*	Work safely on roofs	20
CPCPCM3021*	Flash penetrations through roofs and walls	18
CPCPCM3022*	Weld polymer pipes using fusion method	8
CPCPCM3023*	Fabricate and install non-ferrous pressure piping	12
CPCPCM3024	Prepare simple drawings	20
CPCPCM3025*	Install trench support	16
CPCPDR2021*	Locate and clear blockages	8
CPCPDR2025*	Install stormwater and sub-soil drainage systems and drain work site	20
CPCPDR2026*	Install prefabricated inspection openings and inspection chambers	4
CPCPDR3021*	Plan layout and install below ground sanitary drainage systems	38
CPCPDR3023*	Install on-site domestic wastewater treatment plants and disposal systems	25
CPCPFS3031*	Fabricate and install fire hydrant and hose reel systems	40
CPCPGS3048*	Install gas pressure control equipment	8
CPCPGS3049*	Install gas appliance flues	12
CPCPGS3051*	Purge consumer piping	8
CPCPGS3053*	Disconnect and reconnect Type A gas appliances	16
CPCPGS3054*	Calculate and install natural ventilation for Type A gas appliances	8
CPCPGS3056*	Size and install consumer gas piping systems	32
CPCPGS3059*	Install LPG storage of aggregate storage capacity up to 500 litres	22
CPCPGS3061*	Install and commission Type A gas appliances	30
CPCPSN3011*	Plan the layout of a residential sanitary plumbing system and fabricate and install sanitary stacks	36
CPCPSN3022*	Install discharge pipes	28
CPCPWT3020*	Connect and install storage tanks to a domestic water supply	12
CPCPWT3021*	Set out and install water services	36
CPCPWT3022*	Install and commission water heating systems and adjust controls and devices	35
CPCPWT3025*	Install water pumpsets	8
CPCPWT3026*	Install and fit off sanitary fixtures, water services and adjust water service controls	36
CPCPWT3027*	Install backflow prevention devices	6
CPCPRF2023*	Collect and store roof water	10
CPCPRF3022*	Fabricate and install roof drainage systems	48
CPCPRF3023*	Fabricate and install external flashings	16
CPCPRF3024*	Install roof components	10
HLTAID011	Provide first aid	18
	Total nominal hours for core units	851
Elective units of competency (Select 15)
Group A (ALL 8 units must be completed)
CPCCCM2008*	Erect and dismantle restricted height scaffolding	40
CPCPCM2049*	Cut using oxy-Acetylene equipment	8
CPCCWHS2001	Apply WHS requirements, policies and procedures in the construction industry	20
CPCPCM2052*	Weld mild steel using oxy-acetylene equipment	16
CPCPWT3028*	Install property service	10
CPCPWT3029*	Install water pipe systems	12
CPCPWT3024*	Install and maintain domestic water treatment facilities	10
CPCPWT4022*	Commission and maintain backflow prevention devices	20
Group B (ALL 3 units must be completed)
CPCPCM2053	Weld using metal arc welding	16
CPCPGS3052*	Maintain Type A gas appliances	12
CPCPGS3055*	Install gas sub-meters	8
Group C (ALL 3 units must be completed)
CPCPSN3025*	Install pre-treatment facilities	8
CPCPSN3026*	Install sewerage pumpsets	8
RIIWHS202E	Enter and work in confined spaces	30
Unnamed electives (complete 1 unit)
TLILIC0005	Licence to operate a boom-type elevating work platform (boom length 11 metres or more)	30
	Total nominal hours for elective units	248
	Total nominal hours for the qualification	1099

*Prerequisite units are listed below:

Unit Codes	Prerequisite Unit/s
CPCCCM2012, CPCCCM2008	CPCCWHS2001
CPCPCM2045, CPCPCM2046, CPCPCM2047, CPCPCM2048, CPCPCM2054, CPCPCM2055, CPCPCM3021, CPCPCM3022, CPCPCM3023, CPCPCM3024, CPCPCM3025, CPCPDR2021, CPCPDR2025, CPCPDR2026, CPCPDR3023, CPCPGS3048, CPCPGS3051, CPCPGS3053, CPCPGS3054, CPCPGS3056, CPCPGS3059, CPCPSN3011, CPCPSN3022, CPCPWT3022, CPCPWT3025, CPCPWT3026, CPCPRF2023, CPCPCM2049, CPCPWT3028, CPCPWT3024, CPCPCM2052, CPCPGS3055, CPCPCM2053, CPCPSN3025, CPCPSN3026, CPCPRF3022, CPCPRF3023, CPCPRF3024, CPCPGS3049, CPCPFS3031, CPCPWT3020, CPCPWT3021, CPCPWT3027, CPCPWT3029, CPCPCM2040, CPCPDR3021, CPCPCM2040, CPCPDR3021, CPCPGS3061, CPCPGS3052, CPCPWT4022	CPCPCM2043
CPCPRF3022, CPCPRF3023, CPCPRF3024	CPCPCM2055
CPCPGS3049	CPCPCM3021
CPCPFS3031, CPCPWT3020, CPCPWT3021, CPCPWT3027, CPCPWT3029	CPCPCM3023
CPCPCM2040, CPCPDR3021	CPCPCM3024
CPCPGS3061, CPCPGS3052	CPCPGS3054
CPCPWT4022	CPCPWT3027