Practice exams are a great way to prepare for your official Heating, Refrigeration and Air Conditioning EXAM!


Practice exams designed to help you with the official exams for licensed Gas Technician, Gas Fitter, Levels G2 & G3, Ontario G-2 and G-3

Practice exams for licensed Gas Technician, Gas Fitter G2-G3, Class B and Class C- Alberta-British Columbia

Practice exams designed to help you with the official Residential Air Conditioning 313D and Refrigeration 313A certification Test

Gas Technician Level 2 Program - Ontario G-2

Practice exams for Gas Technicians and Gas Fitters. The perfect tool to prepare you for the Red Seal test in Canada

Practice Exam for HVAC Technicians - Canada

Gas and AC Technicians and Fitters

Like any test, successfully passing your exam solely rests on how much effort you decide to put into preparing for it. In combination with your HVAC/HRAC course materials and notes, this practice mock exam has been prepared for the sole reason of helping you succeed. This test has been prepared in a way so completing it will adequately prepare you for the provincial exam. The questions, the difficulty, and the format are all in accordance to what you will encounter on the actual test. Your ability to practice as a licensed skilled technician rests on passing this test.

Why not test your knowledge before writing the official Gas Technician exam?

Our practice mock exams have been designed for use with the CAN/CSA-B149.1-15, the NFPA 54 National Fuel Gas Code (USA) and the Natural Gas and Propane Installation Code and International Fuel Gas Code by the ICC. All the content areas are covered in the practice mock exam, providing you with a picture of what you need to brush up on before taking the actual CAN/CSA-B149.1-15 Gas Technician Exam.

These practice mock HVAC Gas Technician exams will not only quiz you on content, but will provide you with the ability to correct wrong answers so you can become familiar with your mistakes and build on your knowledge. You can also take the exam as many times as you like until you are comfortable with the material.

Gas Technician Level 2 Program - Ontario G-2 - (Advanced Level)

  • Piping and Tubing Systems for Industrial and Commercial Applications. Dimensioning. Calculations
  • Domestic and HVAC Basic Electricity. Calculations and Safety
  • Controls and Gas Pressure Regulators
  • The Building as a System, Analysis and Descriptions
  • Domestic Gas Appliances. Safety
  • Pressure Regulators, Meters and Fuel Containers
  • Domestic Gas-Fired Refrigerators
  • Conversion Burners. Uses and Specifications
  • Water Heaters and Combination Systems
  • Forced Warm Air Heating Systems
  • Domestic Hydronic Heating Systems
  • Space Heaters, Fireplaces, Logs and Decorative Appliances
  • Venting Practices. Practices and Calculations

    Gas Technician Level 3 Program - Ontario G-3 - (Introductory Level)

  • Safety. Personal Equipment and Industrial Practices
  • Basic Components, Fasteners, Hand and Tools, and Testing Instruments
  • Properties, Characteristics and Safe Handling of Fuel Gases
  • Utilization Codes, Acts and Regulations
  • Introduction to Domestic and HVAC Electricity
  • Technical Manuals, Specifications, Schematics, Drawings and Graphics
  • Customer Relations as Gas Technician. Commercial Practices
  • Piping and Tubing Systems. Introduction and Calculations
  • Introduction to Domestic Gas Appliances

    Gas Technicians - Fitters and Red Seal in Canada

    Our practice exams for Gas Technicians or Gas Fitters are the perfect tool to prepare you for the Red Seal test in Canada. The Red Seal Program was established in order to provide greater mobility for skilled workers across Canada. The Red Seal program allows qualified Gas Technicians to practice their trade anywhere in Canada where the trade is designated without having to write further examinations. In other words, if you pass your Gas Fitter  Red Seal exam, your professional license will be valid and recognized in all the Canadian provinces and Territories. The Gas Fitter trade (listed as Gas Fitter Class A and Gas Fitter Class B) is included in the Red Seal program. More information about the Gas Fitter Red Seal program can be found at

    HVAC Gas Technician Exams - General Recommendations

    As with any other exam, the amount of time & effort you put into preparing will dictate your success on passing your license HVAC Gas Technician Exam. To get a head start, it is important that you find out exactly what you will be tested on: a list of testable technical codes,  HVAC reference books, and other related material is important information to know about before starting your study process. Specific information about the administering of the HVAC Gas Technician Exam such as time, location, passing grade, duration, and format is important as well.

    Something that is important for you to know is that license HVAC Gas Technician Exam are an unavoidable part of your job. While never pleasant, they are required, and knowing this reality from the beginning will give you the right mentality for tackling them successfully. Dedicating a good number of hours to studying for your HVAC Gas Technician Exam will undoubtedly increase your chances of success.

    About  HVAC - HRAC Gas Technician Licenses in Canada 

    HVAC stands for Heating, Ventilation, and Air Conditioning and HRAC stands for Heating, Refrigeration and Air Conditioning. In order to work in the HVAC and HRAC industries in Canada is mandatory to pass exams and obtain license or certifications. Each province has organizations of safety and control to issue these legal documents. Provinces have their levels, grades and denominations for these licenses and certifications, but basically all of them have the objective and mission: ensure the safety of people, environment and buildings. Also, the new environmental regulations require HVAC professionals to be trained in the latest safety and environmental laws, which increases the importance of a formal education.

    - British Columbia: Class B Gas Fitter, Gas Appliance Service Certificate (formerly the Class C)
    - Manitoba: Commercial and Industrial gas fitter's licence, Domestic gas fitter's licence
    - Alberta: Gas Fitter A Certificate, Gas Fitter B Certificate
    - New Brunswick: Class G1-L, Gas Technician Licence, Class G2-L Gas Technician
    - North West Territories: Gas Fitter Class 1, Gas Fitter Class 2
    - Nova Scotia: Gas Fitter 1 Certificate, Gas Fitter 2 Certificate
    - Ontario: Gas Technician 1 (G1) Certificate, Gas Technician 2 (G2). Gas Technician 3 (G3)
    - Quebec: Class 1 (TAG-1) Certificate, Class 2 (TAG-2) Certificate
    - Saskatchewan: General Gas-fitter's license, Domestic Gas-fitter's license

    The Gas Technician practice exams for the Canadian provinces consist of 80, 100 and 160 multiple choice questions & answers. All of them are based in the most important aspects from the CSA Standard modules (24 books), the code books CAN/CSA-B149.1-15 Natural Gas and Propane Installation Code, the B149.2.10 Propane Storage and Handling Code and other related provincial regulations and codes

    These HVAC License Practice exams are used successfully to prepare students for the license test in every province of Canada, including: Ontario, ON, British Columbia, BC, Alberta, AB, Manitoba,MB, New Brunswick, NB, Newfoundland, Labrador, NL, Nova Scotia, NS, Prince Edward Island, PEI, Saskatchewan, SK, Quebec, QC, Northwest Territories, NT, Nunavut and Yukon

    DISCLAIMER has created this powerful online practice quiz engine to help you quickly prepare for Gas Technician license in Canada and USA. Please note that this is not a real test. is not responsible for any results of your real test. Provincial and state regulations and codes could be modified anytime. In no way is is responsible for its accuracy. Provincial and State regulations should be reviewed anytime for changes, upgrades etc. are undertaken by anyone person or persons associated with any mechanical or electrical work being performed. Always consult your local, provincial or federal codes. At all times follow the manufacturer's listed installation and service requirements.



    G-2 Gas Technician - ON
    Intermediate Level

    30 Questions - 45 min

    Gas Fitter B, Technician G-2
    Class 2 & Level 2, CANADA

    30 Questions - 45 min

    G-3 Gas Technician - ON
    Entry  Level

    30 Questions - 30 min

    Env. Awareness Ozone
    Depletion Prevention
    ODP Card

    20 Questions - 30 min

    Residential Air Conditioning & Refrigeration Syst. Mech. 313 A/D
    30 Questions - 45 min


    HVAC Exam Guide Practice G3, G2, Gas Fitter Technician Test - Practice Exam - SAMPLE

    HVAC Exam Guide Practice G3, G2, Gas Fitter Technician Test - Practice Exam - SAMPLE

    HVAC Exam Guide Practice G3, G2, Gas Fitter Technician Test - Practice Exam

    Avoid the hassles and extra fees by successfully passing the exam the first time. Our Practice Exams are designed to specifically review and increase your knowledge !

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    Practice Exam for Gas and HVAC Technicians