The Oklahoma Refrigeration Journeyman – Book Rental Package from 1 Exam Prep is designed to help you confidently prepare for and pass the Oklahoma Refrigeration Journeyman licensing exam. This focused package includes the essential trade reference materials required for the exam, giving you the technical knowledge needed for refrigeration systems, mechanical code compliance, and jobsite safety.
Built specifically for the open-book exam format, this package ensures you not only have the right books—but know how to use them efficiently. With professionally highlighted and tabbed materials, you’ll be able to quickly navigate key sections, locate answers under time pressure, and improve your overall test performance.
This is a streamlined, cost-effective solution for journeyman candidates who need the exact materials required—without any unnecessary extras.

