Gas Technician
We'll open up an entire industry full of career opportunities for you! This full-time program is delivered in the evenings and weekends.

General information

Program code
3 Semesters (1 Year)
Ontario College Certificate
Academic area
Full-time + Part-time

Intake information

Start date Campus
Fall 2020 Barrie, Owen Sound

Program description

Students train on the theoretical and practical skills required to obtain the Technical Standards and Safety Authority (TSSA) Gas Technician 3 (G.3) and Gas Technician 2 (G.2) certifications. Students study workplace safety, tools, characteristics of natural gas, codes/regulations, basic electricity, technical specifications, customer relations, basic piping systems, and an introduction to gas appliances. Further on, students study advanced piping/tubing systems, electricity, controls, systems, appliances, gas meters, pressure regulators, gas-fired refrigerators, conversion burners, water heaters, forced warm air heating systems, hydronic heating systems, space heating, venting practices, forced air add-on devices, and air handling.

Delivery format

The Barrie Campus program is delivered evenings and weekends only.

Part-time delivery option

We also offer a part-time delivery format for this program:

  • complete the program in one year
  • classes are several evenings per week plus Saturdays

Visit the Gas Technician part-time program page for delivery details and contact information.

NOTE: Use the major GASX when applying to the part-time program through OCAS.

Career opportunities

Graduates are primarily prepared for a career as a gas technician. Employment may also be found in the areas of technical support and sales within the industry. There are also a number of apprenticeships that graduates may pursue in areas such as sheet metal, refrigeration, plumbing, and pipe fitting. For those who want to work in these trades, an apprenticeship is required after graduation. By the end of the program students are eligible to write their TSSA Gas Technician 3 (G.3) and Gas Technician 2 (G.2) exams in order to become fully qualified and licensed technicians.

Admission information

Admission requirements

OSSD or equivalent with

  • Grade 12 English (C or U)

Mature students, non-secondary school applicants (19 years or older), and home school applicants may also be considered for admission. Eligibility may be met by applicants who have taken equivalent courses, upgrading, completed their GED, and equivalency testing. For complete details refer to:

Applicants who have taken courses from a recognized and accredited post-secondary institution and/or have relevant life/learning experience may also be considered for admission; refer to the Credit Transfer Centre website for details:

Admission details

Gas Technician work in Ontario requires Gas Technician license (Ontario Certificate of Qualification), which is governed by Technical Standards and Safety Authority (TSSA). The college facilitates Gas Technician 3 (G.3) and Gas Technician 2 (G.2) Ontario Certificate of Qualification Examinations on campus at the end of the first and third semesters, respectively.

The cost of each examination is not included in the tuition fee. Gas Technician 3 (G.3) and Gas Technician 2 (G.2) Ontario Certificates of Qualification are not graduation requirements for this program.

Gas Technician (GAST) program students wanting to transfer to the Heating, Refrigeration and Air Conditioning (HRAC) program are required to:

  • meet graduation requirements of the Gas Technician (GAST) program
  • meet the admission requirements of the Heating, Refrigeration and Air conditioning (HRAC) program including a 12C or U math course or equivalent
  • complete and submit a request for program change form

Successful applicants will be exempted from the first 3 semesters of the Heating, Refrigeration and Air Conditioning (HRAC) program.


Program-specific Courses

  • ELEC 1010 - Introduction to Electricity
    (Semester 1 / 70 hours)
  • GAST 1003 - Introduction to Gas Appliances
    (Semester 1 / 70 hours)
  • GAST 1013 - Professional Practices
    (Semester 1 / 28 hours)
  • GAST 1014 - Piping and Tubing Systems
    (Semester 1 / 28 hours)
  • ELEC 1011 - Basic Electricity and Controls
    (Semester 2 / 56 hours)
  • FITN 1002 - Fitness and Wellness
    (Semester 2 / 42 hours)
  • GAST 1015 - Gas Appliances
    (Semester 2 / 70 hours)
  • GAST 1017 - Venting
    (Semester 2 / 28 hours)
  • GAST 1020 - Buildings and Air Handling
    (Semester 2 / 28 hours)
  • ELEC 1012 - Electrical Troubleshooting Applications
    (Semester 3 / 28 hours)
  • GAST 1016 - Piping, Forced Air and Space Heating
    (Semester 3 / 84 hours)
  • GAST 1018 - Water Heaters and Hydronic Heating
    (Semester 3 / 84 hours)
  • GAST 1019 - Gas Code Applications
    (Semester 3 / 14 hours)

Communications courses

  • Select 1 course from the communications list during registration.
    (Semester 1)
  • Select 1 course from the communications list during registration.
    (Semester 2)

General education courses

  • Select 1 course from the general education list during registration.
    (Semester 1)
  • Select 1 course from the general education list during registration.
    (Semester 3)