| W29 National Standard Master Mechanical Questions Workbook | $83.99 |
| 2012 Commercial Electrical Inspector | $83.99 |
| 2012 Residential Building Inspector | $81.99 |
| 2015 Commercial Mechanical Inspector | $83.99 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $86.99 |
| F12 National Standard General Building Contractor (B) 2015 | $88.99 |
| 2018 Residential Mechanical Inspector | $81.99 |
| 2015 Residential Mechanical Inspector | $81.99 |
| F13 National Standard Residential Building Contractor (C) 2015 | $85.99 |
| 2012 Residential Mechanical Inspector | $81.99 |