Connecticut Unlimited HVAC Contractor/Journeyperson HVAC License (S-1, S-2)

This exam is required to be passed to obtain your State license. We stock all reference books in our online store. Shipping is always fast and affordable.

Connecticut Unlimited HVAC Contractor/Journeyperson HVAC License (S-1, S-2)
Steps to Success

1. Purchase Exam Prep and Books
2. Schedule and pass your state exams.
3. Submit your application, licensing fee, and proof of insurance to the State.

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Practice Course Fee: $59.99-$89.99

About This License

Journeyperson HVAC: Allows all heating, piping and cooling work as so defined only while in the employ of a licensed contractor.

HVAC Contractor: Allows all heating, piping and cooling work as defined in section 20-330 of the Connecticut General Statutes.

Requirements to Obtaining your License

  • Please note the Business and Law Examination is required for ALL Contractor licenses.
  • Journeyperson: this license examination will be the completion of a registered apprenticeship program or equivalent experience and training.
  • Unlimited: this license examination will be two (2) years as a properly licensed journeyperson or equivalent experience and training.

Exam Review, Training, Education

As of this time, we do not have a seminar or study guide available. However, we do have practice tests available for the 2012 International Mechanical Code. To enroll, click the following link or call our office toll free at 1-800-952-0910.

Books and References for the Exam

The following references are permitted to be taken into the examination. These references may be tabbed (with a permanent index tab) and highlighted. They are available for purchase from our online contractor's bookstore or by calling our office at 1-800-952-0910.

  • 2015 International Mechanical Code
  • NFPA 31: Standard for the Installation of Oil Burning Equipment
  • NFPA 54 National Fuel Gas Code
  • NFPA 56: Standard for Fire and Explosion Prevention
  • OSHA Code of Federal Regulations Part 1926
  • Modern Refrigeration and Air Conditioning
  • HVAC Duct Construction Standards
  • ACCA Ductulator
  • NFPA 58
  • During Cleaning and Purging of Flammable Gas Piping Systems Current Edition
  • NFPA 56 Current Edition

The examination also pulls questions from the following references. However, these references are NOT permitted to be taken into the exam.

  • Modern Hydronic Heating For Residential and Light Commercial Buildings
  • Residential Oil Burners
  • Steam Plant Operation

The following References are used ONLY on the Unlimited Contractor exam. They are permitted to be used during the examination.

  • Manual N, Commercial Load Calculations

Exam Details

  • The Connecticut Unlimited Journeyperson HVAC exam has 70 questions and a time limit of 2 1/2 hours minutes while the Unlimited HVAC Contractor exam has 80 questions and a time limit of 3 hours.
  • Both examinations require a 70% to pass.
  • Topics on both examinations include insulation; hangers and supports; sound, vibration and seismic control; heating and cooling principles; refrigerants and refrigeration; testing, adjusting and balancing; controls; machine room; a/c and heat pump equipment; furnaces and heaters; hydronics; chimney's, flues, and vents; combustion air; fuel gas systems; ducts; chillers; ventilation and exhaust; safety; oil burners; and boilers. The Unlimited Contactor exam will also have load calculation problems.
  • The fee for the exam is $62 and pre-approval is required.
  • Please note that the Connecticut Business and Law exam is also required to be passed if you are wanting to obtain the contractor's license.
  • To schedule your exams, contact PSI at 1-800-733-9267.

Continuing Education

None at this time.

Applying to Get Your License

Connecticut Department of Consumer Protection
Occupational & Professional Licensing Division
165 Capitol Avenue
Hartford, CT 06106-1630
(860) 713-6135

Reciprocity Agreement

There are no reciprocal agreements for this license as of this time.