Trade certification · HVAC
EPA Section 608 — Type II
Certification for high-pressure appliances: residential and commercial air conditioning, heat pumps and refrigeration.
Questions last checked against the official sources on October 5, 2026.
The real exam at a glance
- Questions
- 25 per section
- To pass
- 18 of 25
- Covers
- High- and very-high-pressure appliances
- Also needed
- Core section
What you'll practise
Try a question
What is the danger of overfilling a recovery cylinder?
- Nothing
- Hydrostatic pressure from expanding liquid can rupture it
- The refrigerant changes type
- The cylinder becomes too light to weigh accurately on a standard refrigerant scale
Show the answer
B. Hydrostatic pressure from expanding liquid can rupture it — Fill to no more than 80% by volume.
Sample questions by topic (in English)
- Definitions
- Leak detection
- Leak repair requirements
- Recovery techniques and requirements
- Charging and service
- Safety
Ask the examiner
Ask about this exam: why an answer is wrong, a grammar point, or “quiz me on …”.
Practice help only — no immigration, citizenship, legal or eligibility advice. For your application, ask the official authority. Answers can be wrong; check important facts. Chats aren't saved on our servers.
Questions about the EPA 608 Type II
Is this the official EPA 608 Type II?
No. Semplr is independent and not affiliated with the exam body. We write every question ourselves, in the official format and at the official level.
What is the real EPA 608 Type II like?
Questions: 25 per section. To pass: 18 of 25. Covers: High- and very-high-pressure appliances. Also needed: Core section.
How is my practice marked?
Instantly. You see your score against the pass mark, and an explanation for every question — including the ones you got right.
Can I take it on my phone?
Yes. The whole mock exam works on a phone, and your progress is saved in your browser.
Ready for a full run?
One sitting, real timing, then your score against the pass mark.
Start the free mock exam