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Certificate III in Plumbing

CPC32420 Course Outline

Course CRICOS Code: 113690G
Duration: 94 weeks 


Face to face 2 days a week


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.


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.


General Plumbing

For the award of the CPC32420 Certificate III in Plumbing (General Plumber) a minimum of 58 units to be completed as follows: Core Units : 43 and Elective Units: 15

Unit of Competency

Core Units :43

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


GPA -8    
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
CPCPWT3029*    Install water pipe systems
CPCPWT3030*    Install home fire sprinkler systems
CPCCWHS2001 Apply WHS requirements, policies and procedures in the construction industry     
CPCPWT3024*    Install and maintain domestic water treatment equipment
GP-B -4 - 4    
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
GP-C -4 - 3    
CPCPDR3025*    Plan layout and install vacuum drainage systems
CPCPSN3025*    Install pre-treatment facilities
CPCPSN3026*    Install sewerage pumpsets


  • Students must be 18 years of age at the time of enrolment

  • IELTS score 5.5 overall (with no band less than 5.0) or equivalent Pearson Test of English (PTE)

  • Year 12 or equivalent of Australian HSC.



After successfully achieving the Certificate III in Plumbing, candidates may may pathway into further higher education.

Graduates may also find employment in industry as:

  • Plumber

  • Gasfitter

  • Roof plumber

  • Mechanical services plumber


This qualification is recognised nationally under the Australian Qualifications Framework (AQF).

 Students that complete some but not all of the units of competency as stated in the Course Structure may be issued with a Statement of Attainment. It will identify only those units of competence that have been completed as part of the qualification and recognised nationally under the AQF.



Fast track your way to a formal qualification by earning credit for what you already know. If you believe you have related skills or have relevant units/qualifications obtained in previous successful studies, please indicate on your application form that you wish to apply for RPL/Credit.

Australian Health and Horticulture Institute Pty Ltd recognises qualifications and Statements of Attainment issued under the Australian Qualifications Framework by a Registered Training Organisation. 


2023 Fees:

  • Onshore

Tuition Fees  :  26,000 $

Material Fee :  2,200 $

  • Offshore

Tuition Fees  :  26,000 $

Material Fee :   2,200 $

Non-Tuition Fees*

Enrollment Fee : 300 $


For further information regarding studying with AHHI, please refer to our Student Handbook which outlines all additional terms, conditions, and information related to student life in Australia. 

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