| 2018 Commercial Plumbing Inspector | $86.99 |
| 2018 Residential Plumbing Inspector | $76.99 |
| 2012 Residential Electrical Inspector | $76.99 |
| W29 National Standard Master Mechanical Questions Workbook | $78.99 |
| G17 National Standard Journeyman Electrician Questions Workbook | $81.99 |
| 2021 Residential Mechanical Inspector | $76.99 |
| 2015 Commercial Plumbing Inspector | $81.99 |
| 2021 Commercial Building Inspector | $78.99 |
| 2021 Commercial Electrical Inspector | $78.99 |
| F32 National Standard Residential Mechanical Exam Workbook | $76.99 |
| 2012 Residential Mechanical Inspector | $76.99 |
| 2012 Residential Plumbing Inspector | $76.99 |
| 2018 Commercial Mechanical Inspector | $78.99 |