Please contact our office at 800-952-0910 for questions, or to inquire about a title you cannot find.
The following references are recommended.
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2024 International Mechanical Code (International Code Council Series)
$131.99View ProductThe 2024 International Mechanical Code (IMC) sets modern, standardized regulations for the design, installation, and maintenance of mechanical systems in residential and commercial buildings. Published by the International Code Council (ICC), it covers HVAC systems, ventilation, refrigeration, combustion air, ductwork, and equipment safety. The 2024 edition includes updates for new refrigerants, indoor air quality, leak detection, and emerging technologies, ensuring safer and more energy-efficient mechanical systems aligned with current industry practices.
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NFPA 54/ANSI Z223.1, National Fuel Gas Code 2024 Edition
$203.99View ProductHelp Ensure Everyone’s Safety with the Safe and Proper Use of Gas in Homes and Buildings.
From carbon monoxide poisoning to the risks of fire and explosion, there are several hazards when it comes to using gaseous fuels. NFPA 54/ANSI Z223.1, National Fuel Gas Code, offers the latest comprehensive provisions for the safe design, installation, operation, maintenance, purging, and inspection of gas piping, equipment, accessories, and appliances supplied with fuel gas.
The code covers:
- Piping system design, materials, and components
- Pipe sizing and installing pipes underground, aboveground, and inside concealed spaces
- Piping inspection, testing, system leak check, and purging
- Requirements for process air and installation of appliances
- Minimum safe performance criteria, general requirements, and specifications for venting combustion products.
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2024 International Mechanical Code Tabs
$14.99View ProductDuring your exam, time is of the essence. By having your pages tabbed, you can greatly increase your speed in referencing key exam topics.
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Steam Plant Operation, 10th Edition
$124.99View ProductFor more than 80 years, Steam Plant Operation has been an unmatched source of information on steam power plants, including design, operation, and maintenance.
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Iowa Mechanical with Gas Online Exam Prep (Master and Journeyperson) Complete Package
$655.96View ProductIowa Mechanical with Gas Online Exam Prep (Master and Journeyperson) Complete Package includes all references used to study for the exam, pre-printed tabs for only those references allowed to be brought into the exam center, and 365 days access to our online exam prep course. The highlighting guides and quizzes are designed to familiarize students with testing materials. We do not provide students with exact test questions, as the state does not release this information.
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Iowa Hydronics with Gas License– Books Only Package
$593.95View ProductWe offer all the required books for this exam here in one complete package. Individual books can be found in our bookstore.


