| 2021 Commercial Mechanical Inspector | $86.99 |
| W12 National Standard General Building Contractor (B) | $173.98 |
| 2015 Commercial Plumbing Inspector | $91.99 |
| F29 National Standard Master Mechanical Questions Workbook | $86.99 |
| 2015 Residential Plumbing Inspector | $81.99 |
| 2021 Commercial Electrical Inspector | $83.99 |
| W29 National Standard Master Mechanical Questions Workbook | $83.99 |