Michigan HVAC Contractor License Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the Michigan HVAC Contractor License Vocabulary Games
4 free word games built on 20 Michigan HVAC Contractor License terms across 8 topics. Every game deals terms at random and shows what each term means, so you can keep playing as long as you like.
How to Play
- 1.Read the clue and type the term (3 to 6 letters).
- 2.Green: right spot. Yellow: wrong spot. Gray: not in the term.
- 3.Solve it in 6 tries, then read the explanation.
- 1.Swap two neighboring tiles to line up 3 of the same term.
- 2.Longer lines, two lines at once and chains score more.
- 3.Play until no swap can make a line.
- 1.Flip two cards. A matching pair stays face up.
- 2.Each pair you find shows what the term means.
- 3.Clear the board in as few moves as you can.
- 1.Find each listed term in the letter grid.
- 2.Drag across its letters: across, down or diagonally.
- 3.Find all five as fast as you can.
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Topics in the Michigan HVAC Contractor License Vocabulary Game
Heating principles
Cooling principles
Efficiency ratings
Duct systems
Industry standards
Fuel gas piping
State oversight
Combustion venting
Sources for these terms (21)
- DOE Fundamentals Handbook: Thermodynamics, Heat Transfer, and Fluid Flow, Volume 1 · Source checked 2026-11-04
- Chapter 2: Refrigerated Condensers · Source checked 2026-11-04
- Incorporate Minimum Efficiency Requirements for Heating and Cooling Products into Federal Acquisition Documents · Source checked 2026-11-04
- IMC - International Code Council · Source checked 2026-11-04
- Standards & Codes - ACCA · Source checked 2026-11-04
- Sheet Metal and Air Conditioning Contractors National Association · Source checked 2026-11-04
- Glossary · Source checked 2026-11-04
- Pressure and Gas Flow Unit Conversions · Source checked 2026-11-04
- 10 CFR 430.2 - Definitions (CFR 2026 edition) · Source checked 2026-11-04
- 10 CFR 430.32 - Energy and water conservation standards and their compliance dates (CFR 2026 edition) · Source checked 2026-11-04
- 10 CFR Part 430, Subpart B, Appendix AA - Uniform Test Method for Measuring the Energy Consumption of Furnace Fans (CFR 2026 edition) · Source checked 2026-11-04
- Building America Best Practices Series, Volume 14: Energy Renovations - HVAC, A Guide for Contractors to Share with Homeowners (PNNL-20421) · Source checked 2026-11-04
- 2021 International Mechanical Code - IMC (Building America Solution Center) · Source checked 2026-11-04
- 1910.110 - Storage and handling of liquefied petroleum gases (paragraphs (a) to (d)(13)) · Source checked 2026-11-04
- British thermal units (Btu) - U.S. Energy Information Administration · Source checked 2026-11-04
- 2021 International Fuel Gas Code (IFGC), Section 310.2 CSST · Source checked 2026-11-04
- 2021 International Fuel Gas Code (IFGC), Chapter 2 Definitions · Source checked 2026-11-04
- 2021 International Fuel Gas Code (IFGC), Section 406.7 Purging · Source checked 2026-11-04
- About the Bureau of Construction Codes · Source checked 2026-11-04
- Frequently Asked Questions - Michigan Compiled Laws · Source checked 2026-11-04
- Mechanical Contractor Candidate Information Bulletin (effective 8/20/2026) · Source checked 2026-11-04
About the MI HVAC Exam
The Michigan Mechanical Contractor HVAC Equipment examination is a 150-question, 3-hour, open-book test of heating and cooling principles, HVAC equipment installation, ductwork, gas piping, venting, and Michigan code and licensing law. Michigan offers 14 work classification examinations; HVAC Equipment is the largest.
Exam sponsor: Michigan LARA, Bureau of Construction Codes (BCC). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
150 questions
Time Limit
3 hours (HVAC Equipment); 1 hour (other classifications)
Passing Score
75%
Exam / Certification Fees
$100 PSI exam fee (HVAC Equipment) + $300 state license fee for the 3-year cycle
Exam sponsor websiteFees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Frequently Asked Questions
Is the MI HVAC vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How do the MI HVAC vocabulary games work?
There are 4 games built on 20 MI HVAC terms. In Guess the Term, a clue describes one term and you have six tries to spell it, with green, yellow and gray letters showing how close you are. In Term Match, six terms appear as colored tiles; swap neighbors to line up three or more of the same term, and each match shows what the term means. In Term Pairs, twelve face-down cards hide six pairs of terms; flip two at a time to find each pair, and every pair you find shows what the term means. In Term Search, five terms hide in a grid of letters, reading across, down or diagonally; drag across a term to circle it, and each term you find shows what it means.
Where do the MI HVAC terms come from?
OpenExamPrep researched each term from the Michigan LARA, Bureau of Construction Codes (BCC) content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
What is the passing score for the Michigan Mechanical Contractor licensing exam?
Under Michigan Administrative Rule R 339.5114 (effective May 3, 2023), candidates must score at least 75% to pass any mechanical contractor examination administered by PSI on behalf of the Michigan Bureau of Construction Codes (BCC). For the 150-question HVAC Equipment examination, a candidate must answer at least 113 questions correctly.
How many classifications are available for a Michigan Mechanical Contractor license?
Michigan issues one mechanical contractor license with classifications under MCL 339.5807(2), and PSI administers 14 separate work classification examinations. Nine are standard classifications: (a) hydronic heating and cooling and process piping, (b) HVAC equipment (which includes ductwork, gas piping, and venting), (c) ductwork, (d) refrigeration, (e) limited heating service, (f) limited refrigeration and air conditioning service, (g) unlimited heating service, (h) unlimited refrigeration and air conditioning service, and (i) fire suppression. The tenth, (j) specialty, is examined as five separate specialty classifications: solar heating and cooling; solid fuel equipment and vented decorative gas appliances; LP distribution piping; fuel gas piping; and fuel gas piping and venting.