| 2018 Residential Mechanical Inspector | $76.99 |
| 2021 Residential Electrical Inspector | $76.99 |
| G29 National Standard Master Mechanical Questions Workbook | $81.99 |
| 2015 Residential Building Inspector | $76.99 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $76.99 |
| 2021 Commercial Electrical Inspector | $78.99 |