Construction Trade Research Area

Refrigeration Contractor

Apply for the license

Ohio Construction Industry Licensing Board
6606 Tussing Road, P.O. Box 4009
Reynoldsburg, OH 43068-9009
Phone: (614) 644-3493
Licensing Board Information Page

Exam Administrator

PSI Licensure: Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267
Candidate Information Web Page

Exam Type


Exam Content

Subject Areas # of
General Knowledge and Requirements 18
Refrigeration Piping 12
Refrigerants 6
Refrigeration Systems and Controls 15
Testing and Inspection 9

Total Number of Test Questions: 60
Time allowed (Hours): 3.0
The state of Ohio also requires that you take and pass a written Business and Law exam for this trade.

Go to Business and Law Offering

Books Allowed in the Exam

1. Ohio Mechanical Code, 2011 Edition, ICC. Doc Link
2. Modern Refrigeration and Air Conditioning, 19th Edition, 2013, Althous, Turnquist, Bowditch, Bracciano. Buy at Amazon

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