Certification Types Index

This is the main index for more information on the HVAC technician stationary refrigeration certification levels required by the Environmental Protection Agency’s Section 608 regulation. Each of the following pages have a summary of knowledge required for that particular level of certification and have one or more EPA 608 practice tests with a results page that is very useful for studying.

EPA 608 Practice Tests Include Updated 2019 Leak-Rates

CORE Info & Tests

Type 1 Small Appliance Info & Tests

Type 2 High-Pressure Info & Tests

Type 3 Low-Pressure Info & Tests

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