Arizona R-39/C-39 (CR-39) Air Conditioning and Refrigeration (Residential/Commercial) Contractor Book Package

Arizona R-39/C-39 (CR-39) Air Conditioning and Refrigeration (Residential/Commercial) Contractor Book Package is part of our comprehensive contractor exam prep program designed to help you achieve your state licensing goals quickly and confidently. Whether you’re just starting your journey or upgrading your trade credentials, Contractor Exam Preps gives you the tools, knowledge, and confidence to succeed.

Arizona R-39/C-39 (CR-39) Air Conditioning and Refrigeration (Residential/Commercial) Contractor Book Package

The Arizona R-39/C-39 (CR-39) Air Conditioning and Refrigeration Contractor Book Package is aligned with the PSI-administered licensing exam for the Arizona Registrar of Contractors. This package contains the approved open-book references covering refrigeration fundamentals, HVAC system installation, duct design and airflow, load calculations, piping and tubing requirements, electrical components for HVAC equipment, heat pump and combustion systems, equipment service standards, and OSHA job-site safety practices. These texts support comprehensive preparation for both residential and commercial HVAC and refrigeration scopes evaluated during the Arizona contractor licensing examination.

Package includes the following books:

Code of Federal Regulations -29 CFR Part 1926 (OSHA), with latest available amendmen

International Fuel Gas Code 2018

International Mechanical Code 2018