2026 Mike Holt’s Understanding the NEC, Volume 1 & 2 Textbook Set Exam Prep.
A nice touch in this textbook is the index of terms with page numbers.
Mike Holt’s 2026 Understanding the NEC, Volume 1 Textbook Articles 90 – 480
In all of these instances the need to understanding and apply the NEC is paramount. How can you make sure you get this right?. The answer is Mike Holt’s Illustrated Guide to Understanding the National Electrical Code.