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On the clock, scored the way the real exam is scored — roughly 70% to pass, each section standing on its own.
Locked
All five mock exams, every lesson, the full question bank and the flashcards for a one-time $29.
Available exams
Core
25 questions·30 min
Type I
25 questions·30 min
Type II
25 questions·30 min
Type III
25 questions·30 min
Universal
100 questions·120 min
Notice
Get EPA 608 is an independent study aid. It is not affiliated with, endorsed by, or approved by the U.S. Environmental Protection Agency, the ESCO Institute, Mainstream Engineering, or HVAC Excellence.