Ferm's Fast Finder Index, NEC 2020
Ferm’s Fast Finder Index is an alphabetized index of important words and phrases within the 2020 edition of the National Electrical Code (NEC). It also contains cross-reference to the other codes that are referenced within the NEC, such as UL Standards. This tool is so versatile that you will definitely want it with you, or at least in your vehicle, for those tough questions that demand immediate reference to the Code.
Having Ferm’s Index at your fingertips is like having immediate access to all the answers.