| W24 National Standard Master Plumber Questions Workbook ICC Exam | $81.99 |
| 66 Fire Inspector I 2021 | $78.99 |
| 2012 Residential Electrical Inspector | $76.99 |
| F29 National Standard Master Mechanical Questions Workbook | $81.99 |
| F12 National Standard General Building Contractor (B) 2015 | $83.99 |