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The following references are recommended to study for the Nevada Air Conditioning Contractor Exam C-21B. This examination is used to obtain a Nevada Air Conditioning Contractor C-21B License.  Also to become a licensed contractor in Nevada, candidates will also need to pass a business and management exam.

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

  • Uniform Mechanical Code
  • NFPA 54
  • 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, 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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  • HVAC Duct Construction Standards – Metal and Flexible, 4th Edition SMACNA

    $229.99

    HVAC Duct Construction Standards – Metal & Flexible is primarily for commercial and institutional projects and contains first time ratings for the TDF and the TDC connectors. Schedules have been standardized on…

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  • Manual N – Commercial Load Calculation for Small Commercial Buildings, 5th Edition

    $129.99

    Manual N gives you a fast­er way to estimate heating and cooling loads for small and mid-size commercial structures. This “tried and true” manual, favorite to contractors since 1988, provides data and proce­dures for load calculations for summer and winter…

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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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  • NFPA 54: National Fuel Gas Code 2012 Edition

    $166.99

    Improve protection against fire and explosion hazards using the 2012 NFPA 54: National Fuel Gas Code.

    Updated for newly recognized risks and for the latest techniques, materials, developments, and construction practices in use today, the 2012 NFPA 54: National Fuel Gas Code provides revised, industry accepted guidance for the safe installation and operation of gas piping systems, appliances, equipment, and accessories.

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  • 2012 Uniform Mechanical Code

    $157.99

    The UMC provides complete requirements for the installation and maintenance of heating, ventilating, cooling and refrigeration systems, while at the same time allowing latitude for innovations and new technologies.

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