The InterNACHI School offers world-class, accredited inspection training by the best instructors in the industry at our facility in Boulder, Colorado.

Take a class, enjoy free refreshments, test-drive inspection tools, attend an inspector chapter meeting, and inspect the House of Horrors –- an entire house with 1,000 defects built inside The InterNACHI School. Register now for one of our upcoming live courses.

Can't make it to class? No problem. We offer hundreds of hours of free live, online classes on NACHI.TV. And InterNACHI's entire curriculum is online and free to members.


House of Horrors®

Advance your inspection skills by performing inspections at the Inspection House of Horrors® , an entire house with 1,000 defects built inside the InterNACHI Headquarters building.

You will learn:

  • where the defects are;
  • why they are defects; and
  • how to describe them in your inspection reports.

There's nothing like this amazing facility to help boost your inspection techniques, knowledge and skills.

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Inspector Outlet is the ultimate inspector store for inspection tools, software, and equipment, and it's conveniently located at The InterNACHI School.
Feel free to visit the store and test-drive over $20,000 worth of inspection tools, including infrared cameras, moisture meters, inspector flashlights, personal protection equipment, crawlspace gear, and everything else you need to perform a home inspection.
We'll also have lots of inspector apparel available for purchase.

Drop in and visit us any time during business hours, Monday through Friday.


InterNACHI Headquarters, which houses the InterNACHI School and the House of Horrors®, is located at 4635 Nautilus Court S, Boulder CO 80301, which is about 50 minutes away from Denver International Airport. Click here for the Google map.

Visit and meet everyone on staff, including the Member Marketing Team and the Member Video Studio. Meet the good people working every day to help your inspection business succeed.