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  • Gas Technician 2

Gas Technician 2

Ministry-approved title: Gas Technician 2

Scholarships Available


Credential
Ontario College Certificate
Campus
Whitby
OCAS Code
GFIT
Next Intake
September 2027
View all intakes
Faculty
Faculty of Skilled Trades and Apprenticeship (STA)
Length
Two semesters
Delivery
In-person Learn more.
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Gas Technician 2 Program Overview

Take the next step toward an independent career in heating, ventilation, air conditioning, and refrigeration. The Gas Technician 2 (G2) program is designed for individuals looking to expand their technical expertise, work independently, and take on greater responsibility in the field.

Through hands-on training in Durham College’s fully equipped shops, students develop advanced skills in code requirements, natural gas systems, installation, testing, troubleshooting, electrical controls, and servicing. The TSSA-accredited curriculum prepares students for Gas Technician 2 (G2) certification, enabling qualified technicians to install, inspect, alter, repair, service, and test natural gas and propane appliances and equipment up to 400,000 BTUH without direct supervision.

Students also complete a dedicated work placement, gaining valuable real-world experience alongside industry professionals. Graduates may be eligible to write the Gas Technician 2 (G2) certification exam, subject to TSSA requirements for minimum grades, attendance, and examination eligibility, preparing them for careers in this in-demand industry.

Learn more

Intakes and Availability

Date Domestic Availability International Availability PGWP eligible program. Learn more Program Order
September 2027OpenOpenSeptember sequence
ProgramHighlights

Skilled Trades at Durham College

Learn more

Admission Requirements

  • Ontario Secondary School Diploma (OSSD) or Mature Student Status
  • Grade 12 English (C or U) or equivalent
  • Grade 12 Mathematics (C, M or U)
    AND
  • Valid Gas Technician 3 (G.3) certificate issued by the Technical Standards and Safety Authority (TSSA) with proof of completion or transcript from the accredited training provider
    OR
  • Applicants who obtained their G.3 through the TSSA challenge process must provide their valid G.3 certificate and a letter from an employer on company letterhead confirming a minimum of 450 hours of G.3 work experience

View full requirements


Tuition

View full costs


Semester 1 Courses

  • Introduction to Business (BUS 1421)
  • Metal Fabrication I (GTMF 1400)
  • Gas Tech 2A Practical (PRAC 1414)
  • Gas Technician 2A Theory (TRAD 1415)
  • Gas Technician 2A Work Placement and Preparation (WORK 1400)
  • Professional Skills (TRDE ####)

View all courses


Career Options

WHAT YOU COULD BE:

  • Furnace installer
  • Hot water tank installer
  • Pipefitter
  • Steamfitter apprentice
  • Refrigeration apprentice
  • Service and maintenance technician
  • Sheet metal apprentice
 

View all career options

Connect with us

I AM A CANADIAN APPLICANT

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Fill out the form to get more information on your program of interest, upcoming events, and how to become a Durham College student. By submitting your information below, you consent to Durham College contacting you via email and/or SMS with a minimum of 4 messages per month. You may withdraw consent at any time.

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I AM AN INTERNATIONAL APPLICANT

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I HAVE ALREADY APPLIED

Please contact the international office.

Gas Technician 2 Program Details

This two-semester program focuses on theory and hands-on training in code requirements, natural gas systems, installation, testing and troubleshooting. The TSSA-accredited curriculum prepares students for Gas Technician 2 (G2) certification, enabling qualified technicians to install, inspect, alter and service natural gas and propane appliances.

Through theoretical and practical workshop experience, students receive training in:

  • Applicable code requirements
  • Natural gas and propane fundamentals
  • Pipe and equipment installation practices
  • System testing and troubleshooting of a variety of residential and light commercial appliances
  • HVAC metal fabrication and installation
  • Business fundamentals

Minimum Grade Requirement

To be eligible to write the TSSA G.2, students must achieve a minimum grade of 75% in all required theory and practical courses.

  • Grades below 75% are not accepted by the TSSA
  • This is a zero‑tolerance policy mandated by the TSSA
  • No exceptions are permitted

Minimum Attendance Requirement

The TSSA also enforces a strict attendance policy.

Students must maintain a minimum of 80% attendance in all theory and practical courses to be eligible to write the TSSA exam.

  • Attendance below 80% will result in ineligibility
  • This is a zero‑tolerance policy mandated by the TSSA
  • No exceptions are permitted

Exam Payment Information

Payment for the TSSA exams must be made to CTS at the Whitby campus by the deadline communicated in class and through email.

  • Official payment receipts must be presented at the time of the examination
  • Students without a receipt will not be permitted to write the exam
  • No exceptions will be allowed

Certification Responsibility

Students are responsible for confirming certification requirements directly with the TSSA, as policies and requirements may change.

Program Sequence

Year September
(September to December)
January May
(May to August)

Program Learning Outcomes

  1. Apply safe work practices and comply with applicable legislation, codes, regulations, and industry standards.
  2. Select and use tools, equipment, materials, and testing instruments safely and appropriately in support of gas fitting installation, servicing, maintenance, and troubleshooting activities.
  3. Apply knowledge of natural gas, propane, and combustion principles to support the installation and operation of gas-fired systems.
  4. Interpret technical drawings, schematics, specifications, codes, and manufacturer documentation relevant to gas fitting work.
  5. Install, service, maintain, and troubleshoot gas-fired appliances, piping systems, controls, and associated equipment in residential and commercial settings.
  6. Perform testing and diagnostic procedures to verify operation and identify system deficiencies.
  7. Communicate professionally and collaborate effectively with customers, employers, coworkers, and other stakeholders.
  8. Develop professional and career-management skills to support ongoing learning, certification, and employment opportunities within the gas industry.

Gas Technician 2 Admission Requirements

  • Ontario Secondary School Diploma (OSSD) or Mature Student Status
  • Grade 12 English (C or U) or equivalent
  • Grade 12 Mathematics (C, M or U)
    AND
  • Valid Gas Technician 3 (G.3) certificate issued by the Technical Standards and Safety Authority (TSSA) with proof of completion or transcript from the accredited training provider
    OR
  • Applicants who obtained their G.3 through the TSSA challenge process must provide their valid G.3 certificate and a letter from an employer on company letterhead confirming a minimum of 450 hours of G.3 work experience

Are you missing admission requirements? We are here to help.

Explore your options to meet admission requirements

Gas Technician 2 Courses

Course Delivery

In-person

Students will come to campus to complete in-person learning requirements. Detailed schedules, with course-specific delivery information, will be available after registration. Courses, course descriptions and delivery formats are subject to change.

The courses listed below are for incoming students. If you are a current student, please refer to your program of study for the year you began your program. Your program of study can be found on MyDC.

Semester 1

  • Introduction to Business (BUS 1421)
  • Metal Fabrication I (GTMF 1400)
  • Gas Tech 2A Practical (PRAC 1414)
  • Gas Technician 2A Theory (TRAD 1415)
  • Gas Technician 2A Work Placement and Preparation (WORK 1400)
  • Professional Skills (TRDE ####)

Semester 2

  • Running a Small Business (BUS 2407)
  • Metal Fabrication II (GTMF 2400)
  • Gas Technician 2B Practical (PRAC 2403)
  • Gas Technician 2B Theory (TRAD 2402)
  • Work Placement (WORK 2400)
  • Gas Technician Codes (GFIT ####)

Courses, course descriptions and delivery formats are subject to change.

Financial Aid and Fees for Gas Technician 2

Financial Aid Icon

School is an investment in your future, and DC’s Financial Aid and Awards office offers support to help you succeed.


Funding opportunities include: OSAP, scholarships, bursaries and awards, international student scholarships, and on-campus employment.

Learn More

Scholarships Available

Learn more about two amazing scholarship opportunities for students enrolled in full-time certificate and diploma programs in some of the most in-demand skilled trades fields:

  • Canerector Scholarships – up to 7 scholarships valued between $3,000 - $5,000 each
  • Schulich Builders Scholarships – 10 valued at up to $40,000 each

Gas Technician 2 Career Options

WHAT YOU COULD BE:

  • Furnace installer
  • Hot water tank installer
  • Pipefitter
  • Steamfitter apprentice
  • Refrigeration apprentice
  • Service and maintenance technician
  • Sheet metal apprentice
 

WHERE YOU COULD WORK:

  • Construction/engineering firms
  • Heating and cooling service companies
  • Home service companies
  • Mechanical contracting firms
  • Refrigeration companies
  • Self-employment

Experiential Learning

Field Placement

Classroom and shop-based learning is enhanced through a supervised field placement that provides real-world industry experience. This opportunity allows students to apply technical knowledge in active work environments while developing the professional skills essential for long-term success in the gas and heating industry.

Students may work alongside licensed technicians in residential, commercial, or light industrial settings, gaining exposure to gas-fired heating systems, appliances, controls, and related equipment. The placement emphasizes:

  • Practical, hands-on skill development in real job-site conditions
  • Troubleshooting and problem-solving using industry-standard methods
  • Customer relations, communication, and professionalism
  • Safe work practices, reliability, and strong work ethic
  • Understanding workplace expectations and teamwork

This real-world experience helps bridge the gap between training and employment, strengthens confidence, and prepares students to transition smoothly into the workforce or apprenticeship opportunities within the gas and HVAC industry.

Pre-Placement Requirements

Meeting licensing and safety certification requirements is essential for participation in field placement and progression within the program. It is the student’s responsibility to obtain and maintain all required TSSA certifications.

These requirements are mandatory for participation in field placement and licensing eligibility.

Students are also expected to work closely with the Placement Advisor to ensure all required documentation, certifications, and pre-placement requirements are completed to support successful progression into placement and the completion of required placement hours.

Pathways

Durham College (DC) partners with colleges and universities across Ontario, Canada, and around the world to offer pathway opportunities to continue your education and reach your goals. Whether you’re a current student or a graduate, our Transfer Services team will guide you toward opportunities that fit your aspirations and open doors to new possibilities.

Build on your credential and explore what's next.

This program can open doors to additional learning opportunities. Pathway opportunities may include advanced standing or transfer credit toward diplomas, graduate certificates, degrees, and other academic routes, helping reduce duplication and create a clear path to your next credential.

Browse all pathway opportunities

Are you starting this program with previous education or experience?

You may be eligible to receive recognition for your prior learning. Credit Transfer can recognize completed post-secondary coursework, while Prior Learning Assessment and Recognition (PLAR) can assess skills and knowledge gained through work, training, volunteering, military service, or other life experiences.

Learn more about Credit Transfer and PLAR

Gas Technician 2 Tech Requirements

To help students have the best learning experience possible, Durham College’s IT Services department has identified technology recommendations for each program based on course needs and software requirements. While not required, students may want to consider these suggestions if they are purchasing a computer or laptop for the upcoming academic year.

Processor: i3
RAM: 4GB
Storage: 256GB SSD
Operating System: Microsoft Windows 10 Professional or Education x64 SP1
Internet Browser: Internet Explorer 11 or Google Chrome (newest version) or Firefox (newest version)
Network Adapter: 802.11ac 2.4/5 GHz wireless adapter
Camera: Webcam/built-in camera
Internet connection

Questions regarding technology recommendations can be directed to the IT Service Desk  or the faculty office.

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Land Acknowledgement

Durham College is situated on the traditional lands of the First Peoples of the Mississaugas of Scugog Island First Nation. These lands are covered under the Williams Treaties and rest within the traditional territory of the Anishinaabeg. We offer our gratitude to the Indigenous Peoples who care for and, through the treaty process, share the lands on which we live, learn, teach and prosper today.

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