Prepfield EPA 608
Prepfield EPA 608 is a phone app with original practice questions for the EPA Section 608 refrigerant handling exam.
Legal and help pages
- Privacy Policy
- Terms of Use (End User License Agreement)
- Subscription, Billing and Refund Terms
- Data Deletion
- Support and Contact
- Disclaimer and Trademarks
This app is an independent study aid. It is not affiliated with, or endorsed by, the U.S. Environmental Protection Agency or any certifying organization. It is not a certification: you must pass the exam given by an EPA-approved certifying organization.
Contact: hello@prepfield.app. Effective October 11, 2026.