Construction Trade Exam Research Area

Journeyperson HVAC / Refrigeration with Gas

Apply for the License

Plumbing and Mechanical Systems Board
Iowa Department of Health

321 East 12th Street
Des Moines, IA 50319
Phone: (866) 227-9878
Iowa Plumbing and Mechanical Licensing

Exam Administrator

Kirkwood Community College
6301 Kirkwood Blvd SE
Cedar Rapids, IA  52406
Phone: (319) 398-7768 or (319) 398-5529
Candidate Information

Exam Type


Exam Content

Subject Areas % of
HVAC Terms, Principles, Administration & Safety 21
HVAC Installation 15
Venting, Combustion Gas Piping 23
Boilers, Ducts, Electrical 17
Refrigeration Terms, System Operation 24

Total Number of Test Questions: 75
Time Allowed (hours): 3.0


Books Allowed in the Exam

1. International Mechanical Code, 2012, ICC. Doc Link
2. Modern Refrigeration and Air Conditioning, 18th Edition, 2004, Althous, Turnquist, Bowditch, Bracciano. Buy at Amazon
3. NFPA 54: National Fuel Gas Code, 2012, NFPA. Buy at Amazon

Recommended Study Materials

Iowa • Journeyperson HVAC / Refrigeration with Gas
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