| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $81.99 |
| F24 National Standard Master Plumber Questions Workbook ICC Exam | $81.99 |
| 2018 Residential Building Inspector | $76.99 |
| 2015 Commercial Mechanical Inspector | $78.99 |
| 2012 Commercial Mechanical Inspector | $78.99 |