CPC32420 Certificate III in Plumbing

Program Details:

Qualification Code & Name: CPC32420 Certificate III in Plumbing

Qualification Description:

This is a trade qualification for plumbers in residential, industrial and commercial workplaces who are responsible for assembling, installing and maintaining water services, sanitary plumbing and sanitary drainage, gas, roofing and mechanical services in both existing and new constructions.

Occupational titles could include:


Plumber and drainer

Plumber and gasfitter


Roof plumber

Mechanical services plumber.

The plumbing industry strongly affirms that training and assessment leading to recognition of skills must be undertaken in a real or closely simulated workplace environment and this qualification requires all units of competency to be delivered and assessed in this context.

Completion of the general construction induction training program specified by the model Code of Practice for Construction Work is required before entering a construction work site. Achievement of CPCCWHS1001 Prepare to work safely in the construction industry meets this requirement.

This is a licenced occupation. State and territory jurisdictions may have different licensing, legislative, regulatory or certification requirements. Relevant state and territory regulatory authorities should be consulted to confirm those requirements.

This qualification is suitable for an Australian Apprenticeship pathway.

Qualification Requirements: Total number of units = 58

• 43 core units, plus
• 15 elective units

Delivery Mode/s:

Zoom online-based face to Face blended learning -online (Moodle) Check the timetable with student services.

Units of Competency:

Core Units:

CPCCCM2012* – Work safely at heights

CPCPCM2039 – Carry out interactive workplace communication

CPCPCM2040* – Read plans, calculate quantities and mark out materials

CPCPCM2041     – Work effectively in the plumbing services sector

CPCPCM2043 – Carry out WHS requirements

CPCPCM2045* – Handle and store plumbing materials

CPCPCM2046* – Use plumbing hand and power tools

CPCPCM2047* – Carry out levelling

CPCPCM2048* – Cut and join sheet metal

CPCPCM2054* – Carry out simple concreting and rendering

CPCPCM2055* – Work safely on roofs

CPCPCM3021* – Flash penetrations through roofs and walls

CPCPCM3022* – Weld polymer pipes using fusion method

CPCPCM3023* – Fabricate and install non-ferrous pressure piping

CPCPCM3024* – Prepare simple drawings

CPCPCM3025* – Install trench support

CPCPDR2021* – Locate and clear blockages

CPCPDR2025* – Install stormwater and sub-soil drainage systems and drain work site

CPCPDR2026* – Install prefabricated inspection openings and inspection chambers

CPCPDR3021* – Plan layout and install below ground sanitary drainage systems

CPCPDR3023* – Install on-site domestic wastewater treatment plants and disposal systems

CPCPFS3031* – Fabricate and install fire hydrant and hose reel systems

CPCPGS3048* – Install gas pressure control equipment

CPCPGS3049* – Install gas appliance flues

CPCPGS3051* – Purge consumer piping

CPCPGS3053* – Disconnect and reconnect Type A gas appliances

CPCPGS3054* – Calculate and install natural ventilation for Type A gas appliances

CPCPGS3056* – Size and install consumer gas piping systems

CPCPGS3059* – Install LPG storage of aggregate storage capacity up to 500 litres

CPCPGS3061* – Install and commission Type A gas appliances

CPCPSN3011* – Plan the layout of a residential sanitary plumbing system and fabricate and install sanitary stacks

CPCPSN3022* – Install discharge pipes

CPCPWT3020* – Connect and install storage tanks to a domestic water supply

CPCPWT3021* – Set out and install water services

CPCPWT3022* – Install and commission water heating systems and adjust controls and devices

CPCPWT3025* – Install water pumpsets

CPCPWT3026* – Install and fit off sanitary fixtures, water services and adjust water service controls

CPCPWT3027* – Install backflow prevention devices

CPCPRF2023* – Collect and store roof water

CPCPRF3022* – Fabricate and install roof drainage systems

CPCPRF3023* – Fabricate and install external flashings

CPCPRF3024* – Install roof components

HLTAID011 – Provide First Aid

Elective Units

Group A

CPCCCM2008* – Erect and dismantle restricted height scaffolding

CPCCCM3001 – Operate elevated work platforms up to 11 metres

CPCPCM2049* – Cut mild steel using oxy-LPG-acetylene equipment

CPCPCM2052* – Weld mild steel using oxy-acetylene equipment

CPCPFS3037* – Install residential life safety sprinkler systems

CPCPFS3038* – Test and maintain fire hydrant and hose reel installations

CPCPIG2021* – Design domestic urban irrigation systems

CPCPIG3021* – Set out, install and commission irrigation systems

Group B

CPCPCM2053* – Weld using metal arc welding equipment

CPCPGS3046* – Install LPG systems in caravans, mobile homes and mobile workplaces

CPCPGS3052* – Maintain Type A gas appliances

CPCPGS3055* – Install gas sub-meters

Group C

CPCPDR3025* – Plan layout and install vacuum drainage systems

CPCPSN3025* – Install pre-treatment facilities

CPCPSN3026* – Install sewerage pumpsets

Entry Requirements: No entry requirements for this qualification.


Career Opportunities:

Possible career opportunities emerging from the completion of CPC32420 – Certificate III in Plumbing include:



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