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The following references are recommended to study for the Arizona C-39R Warm Air Heating, Evaporative Cooling and Ventilating (Residential) and L-58 Comfort Heating, Ventilating and Evaporative Cooling (Commercial)Exam. This examination is used to obtain a Arizona C-39R Warm Air Heating, Evaporative Cooling and Ventilating (Residential) and L-58 Comfort Heating, Ventilating and Evaporative Cooling (Commercial)License. Also to become a licensed contractor in Arizona, candidates will also need to pass a business and management exam.

Only the following references are permitted to be taken into the exam.

  • OSHA 1926
  • International Fuel Gas Code
  • International Mechanical Code
  • International Plumbing Code
  • 29 CFR OSHA 1926 Construction Industry Regulations & Standards, January 2024 Edition

    $69.99

    Make compliance with dense government safety regulations simple with the 29 CFR 1926 OSHA Construction Industry Regulations. Updated through January 2024, the book provides you with a comprehensive set of the most up-to-date Construction regulations.

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  • Modern Refrigeration and Air Conditioning, 21st Edition

    $193.99

    Modern Refrigeration and Air Conditioning is the HVACR standard for a new generation of learner. It correlates to HVAC Excellence and PAHRA accreditation requirements to ensure complete coverage that prepares students for career success.

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  • ACCA Ductulator – Duct Calculation Slide Rule

    $54.99

    One of our most popular catalog items! This durable two-sided plastic sizing wheel comes with a complete instruction manual for residential and commercial duct-sizing procedures. Designed by Hank Rutkowski.

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  • Manual D – Residential Duct Systems [ANSI/ACCA 1 Manual D – 2016]

    $89.99

    Design a residential duct system in less time with the streamlined Manual D duct procedure. The newly released Manual D has been significantly revised to include:

    • Updated and expanded VAV guidance, with detailed examples.
    • Impacts of excess length, sag and compression in flexible ducts.
    • New equivalent length values for flex duct junction boxes.
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  • Manual J Residential Load Calculation (8th Edition – Full) [ANSI/ACCA 2 Manual J – 2016]

    $151.99

    MJ8 produces equipment sizing loads for single-family-detached homes, small multi-unit structures, condo­miniums, town houses and manufactured homes. This new version incorporates complete MJ8-AE volume in a user friendly format.

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  • 2018 International Fuel Gas Code (International Code Council Series) 1st Edition

    $112.99

    Addresses the design and installation of fuel gas systems and gas-fired appliances through requirements that emphasize performance.

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  • Redi-Tag Permanent Tabs – 375 Blank Tabs

    $41.99

    Redi-Tag permanent tabs are self-sticking and you can print on your laser printer in minutes or write directly on them. Made of heavy duty, durable plastic that won’t tear of curl. Input and format text using Windows® versions of Microsoft® Word and WordPerfect®. Actual size of tab 1-1/8″ x 1-1/4″. 100 tabs per pack.

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  • Modern Refrigeration and Air Conditioning, 22nd Edition

    $199.99

    Modern Refrigeration and Air Conditioning is the HVACR standard for a new generation of learner. It correlates to HVAC Excellence and PAHRA accreditation requirements to ensure complete coverage that prepares students for career success.

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