Certificate III in Gas Fitting

This qualification provides a trade outcome in gas fitting.

Occupational titles may include:

Gas fitter.

The qualification has core and elective unit of competency requirements that cover some common skills for the plumbing industry, as well as gas fitting specialist units of competency.

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

Completion of the general induction training program specified by the National Code of Practice for Induction Training for Construction Work (ASCC 2007) is required before entering a construction work site. Achievement of unit CPCCOHS1001A covers this requirement.


To achieve this qualification, the candidate must demonstrate competency in:

32 units of competency:

26 core units

6 elective units.

Some units in this qualification may have prerequisite requirements, which must be met when packaging the qualification. Users are referred to the list of CPC08 units with prerequisite unit requirements available in this Training Package for this purpose.

Core units

add topic CPCPCM2039A

Carry out interactive workplace communication

add topic CPCPCM2040A

Read plans and calculate plumbing quantities

add topic CPCPCM2041A

Work effectively in the plumbing and services sector

add topic CPCPCM2043A

Carry out WHS requirements

add topic CPCPCM2045A

Handle and store plumbing materials

add topic CPCPCM2046A

Use plumbing hand and power tools

add topic CPCPCM2047A

Carry out levelling

add topic CPCPCM2048A

Cut and join sheet metal

add topic CPCPCM2050A

Mark out materials

add topic CPCPCM2052A

Weld using oxy-acetylene equipment

add topic CPCPCM2053A

Weld using manual metal arc welding equipment

add topic CPCPCM2055A

Work safely on roofs

add topic CPCPCM3021A

Flash penetrations through roofs and walls

add topic CPCPGS3046A

Install LPG systems in caravans, mobile homes and mobile workplaces

add topic CPCPGS3047A

Install LPG systems in marine craft

add topic CPCPGS3048A

Install gas pressure control equipment

add topic CPCPGS3049A

Install Type A gas appliance flues

add topic CPCPGS3051A

Purge consumer piping

add topic CPCPGS3052A

Maintain Type A gas appliances

add topic CPCPGS3053A

Disconnect and reconnect Type A gas appliances

add topic CPCPGS3054A

Calculate and install natural ventilation for Type A gas appliances

add topic CPCPGS3056A

Install gas piping systems

add topic CPCPGS3057A

Size consumer gas piping systems

add topic CPCPGS3058A

Install and commission Type A gas appliances

add topic CPCPGS3059A

Install LPG storage of aggregate storage capacity up to 500 litres

add topic HLTFA211A

Provide basic emergency life support

Elective units

add topic CPCCCM2008B

Erect and dismantle restricted height scaffolding

add topic CPCCCM2010B

Work safely at heights

add topic CPCCCM3001C

Operate elevated work platforms

add topic CPCCRI3001A

Operate personnel and materials hoists

add topic CPCCST2005A

Carry out load slinging of off-site materials

add topic CPCPCM2049A

Cut using oxy-LPG-acetylene equipment

add topic CPCPCM2054A

Carry out simple concreting and rendering

add topic CPCPCM3022A

Weld polyethylene and polypropylene pipes using fusion method

add topic CPCPCM3023A

Fabricate and install non-ferrous pressure piping

add topic CPCPGS3050A

Install Type B gas appliance flues

add topic CPCPGS3055A

Install gas sub-meters

add topic CPCPGS3060A

Install LPG storage of aggregate storage capacity exceeding 500 litres and less than 8KL

add topic CPCPMS2021A

Assemble mechanical services components

add topic CPCPMS3031A

Fabricate and install steel pressure piping

add topic CPCPMS3033A

Install small bore heating systems

add topic CPCPMS3035A

Install and test ducting systems

add topic MEM05049B

Perform routine gas tungsten arc welding

add topic MEM05050B

Perform routine gas metal arc welding

add topic RIICCM210A

Install trench support


    Not applicable.

Entry Requirements

Not applicable.

Licensing Information

Employability Skills

Employability skill

Industry/enterprise requirements for this qualification include:


Communicates with clients, colleagues and others using effective and appropriate communication techniques, including:

Clear and direct communication

Active listening

Verbal and non-verbal language

Questioning to identify and confirm requirements

Language and concepts appropriate to cultural differences

Follows instructions from supervisor and other relevant persons

Understands, interprets and applies information as required from:

Regulatory, legislative, licensing and organisational requirements

Environmental and OHS requirements, including material safety data sheets (MSDS)

Codes and standards

Plans, drawings and specifications


Load tables


Safety signs and symbols

Organisational policies and procedures

Understands relevant definitions, terminology, symbols, abbreviations and language

Uses industry-accepted visual communications, including hand signals

Reports and records routine workplace and regulatory information including test data

Applies measurements and calculations using appropriate equipment, formulas and records as required

Reports and records hazards and risks

Produces drawings and sketches


Works as part of a team

Provides assistance and encouragement to other team members

Initiates and encourages improvements in team performance

Works with others to plan and sequence tasks

Identifies and utilises the strengths of other team members

Relates to people from diverse social, cultural and ethnic backgrounds and with varying physical and mental abilities

Participates in workplace meetings

Problem solving

Responds effectively to hazards, risks, emergencies and first aid situations

Examines tools and equipment prior to use for damage, missing components or other defects

Identifies typical faults and problems and takes remedial actions and/or reports to supervisor

Rectifies simple faults with tools and equipment

Test systems and components

Calculates ventilation requirements and gas storage capacity

Locates and repairs gas leaks

Assesses roof work site safety

Initiative and enterprise

Maximises use of resources by recycling, re-using or using appropriate disposal methods

Responds to change and workplace challenges

Determines requirements for heating system installations, appliance installations, flue installations and gas piping system purging

Planning and organising

Prepares work area

Identifies and obtains necessary documentation

Collects, analyses and organises workplace information

Selects and uses appropriate materials, tools and equipment

Carries out site inspections

Determines material quantity requirements and conformity to requirements

Coordinates delivery of materials

Determines installation requirements

Fabricates, sets out, installs and commissions components, equipment and systems

Prioritises and sequences tasks

Applies time management skills to ensure work is completed to time requirements

Self management

Recognises obligations and accepts responsibility for own work and safety

Recognises quality requirements and completes work to expected standard

Identifies personal career development needs and sets own and team work goals

Participates in workplace induction

Cleans up work area, including tools and equipment

Seeks support to improve work performance


Identifies own learning needs and seeks skill development as required

Is open to learning new ideas and techniques

Participates in workplace induction


Uses electricity and electrical equipment safely

Uses and operates a range of tools and equipment correctly and safely

Properly starts up, operates and shuts down equipment

Identifies technological trends that may affect the plumbing and services sector

Carries out pre- and post-operational checks on tools and equipment

Performs tool and equipment maintenance as required