| Subject Areas | % of Questions |
|---|---|
| General Requirements | 34 |
| Appliances and Equipment | 11 |
| Exhaust and Vent | 10 |
| Duct Systems | 12 |
| Combustion Air | 9 |
| Chimneys and Vents | 7 |
| Fuel Supply Systems | 6 |
| Electrical | 9 |
| Water | 2 |
We highly recommend that you purchase one of the two NEC index books above to study for your exam. Each book is a comprehensive subject index to the NEC. They provide an even faster way to look up answers in the code and are far more detailed than the index at the end of the code book.
The price is dependent on how many sets of questions you order and their content.
The file(s) you receive contain sample exam questions for the book title(s) above highlighted (light green) that you select in your order.
A 25% discount applies when ordering TWO (2) OR MORE BOOK TITLES.
