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Free EPA Section 608 Technician (HVAC/R) Practice Test
301+ exam-style EPA 608 questions with a worked explanation on every single answer. Section 608 is about refrigerant handling and recovery rules. It is a knowledge exam, so steady question practice with clear explanations beats cramming a manual.
What is on the EPA Section 608 Technician (HVAC/R) exam
| Questions | 25 |
|---|---|
| Time limit | 60 minutes |
| Format | 4-option multiple choice |
| Passing score | Each section is scored on its own: 25 questions, 18 correct (72%) to pass. Core plus one Type earns you that Type; passing all four is Universal. |
Content areas covered
- Regulations & the Clean Air ActThe venting prohibition, the sales restriction, recordkeeping, leak repair, and who may buy refrigerant.
- Refrigerants & Ozone ScienceWhy chlorine destroys ozone, CFC vs HCFC vs HFC, the phaseout, ODP and GWP, refrigerant behavior.
- Recovery, Recycling & ReclaimThe three Rs, required evacuation levels, recovery equipment, cylinders, and charging.
- Safety & HandlingCylinder handling, pressure, PPE, asphyxiation and burn hazards, shipping, and disposal.
Certification levels
This exam is offered at multiple levels: Core, Type I — Small Appliances, Type II — High-Pressure, Type III — Low-Pressure. Each level has its own blueprint, so practice at the level you are testing for.
How to pass, honestly
There is no shortcut, but there is a method that works. Practice with real exam-style questions instead of flashcards, read the worked explanation on every answer even when you got it right, and drill your weakest content area until it stops being your weakest. On the calculation questions, work the steps by hand rather than memorizing final numbers, because the exam changes the numbers.
Every question here ships with the full reasoning, not just the letter. It is completely free, with no account and no email, so you can start right now.
Frequently asked questions
Is this really free?
Yes. No account, no email, no ads. Your progress stays in your browser.
How many EPA 608 questions are there?
Currently 301+, each with a worked explanation, plus full-length practice exams.
Are these the real exam questions?
No. Every question is original, written from publicly available content outlines. We never reproduce actual exam questions.
What score do I need to pass?
Each section is scored on its own: 25 questions, 18 correct (72%) to pass. Core plus one Type earns you that Type; passing all four is Universal.