Become a Certified HVAC Inspector


This online certification program is provided by InterNACHI® School ( for free to InterNACHI® members. To become a certified electrical inspector: 

  1. Join InterNACHI® as a member.
  2. Complete the following two InterNACHI free, online courses:

Certified inspectors download and use InterNACHI's certification logos.


Inspecting HVAC Systems Textbook


More Inspector Certifications

Members have unlimited access to all of InterNACHI's free, online courses. Learn at your own pace, and when you're ready, you can attain more than 60 additional types of inspector certifications (at no additional cost).

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Enjoy your membership benefits.

InterNACHI provides members over $75,000 worth of membership benefits.

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