Arizona C-37 (CR-37) Plumbing (Commercial) Contractor Exam Book Package
ARIZONA C-37 (CR-37) PLUMBING (COMMERCIAL) CONTRACTOR EXAM BOOK PACKAGEThe Arizona C-37 (CR-37) Plumbing (Commercial) Contractor Exam Book Package, provided by 1 Exam Prep, is designed for contractors seeking licensing through the Arizona Registrar of Contractors (ROC) under the C-37 classification for commercial plumbing. This comprehensive package includes all required reference materials approved by the PSI testing vendor for both the Business Management and the Plumbing Trade exams. The curriculum covers essential topics such as installation, repair, and maintenance of commercial water systems, drainage, gas piping, and hydronic heating. Reference books in this package include the Uniform Plumbing Code, Arizona Administrative Code Title 4, and industry standards manuals specified for PSI exams. The set aligns with ROC exam requirements and prepares candidates for state contractor licensing under Arizona state law. The first 8 materials may be brought into the PSI exam center. The