| F18 National Standard Residential Electrician Workbook ICC Exam | $1,308.83 |
| 2018 Residential Plumbing Inspector | $1,770.77 |
| 2018 Residential Building Inspector | $538.93 |
| 2015 Commercial Mechanical Inspector | $78.99 |
| F32 National Standard Residential Mechanical Exam Workbook | $692.91 |
| F29 National Standard Master Mechanical Questions Workbook | $163.98 |
| 2012 Residential Electrical Inspector | $76.99 |
| W32 National Standard Residential Mechanical Exam Workbook | $76.99 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $307.96 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $163.98 |
| F13 National Standard Residential Building Contractor (C) 2015 | $161.98 |
| 2015 Residential Plumbing Inspector | $153.98 |