| F24 National Standard Master Plumber Questions Workbook ICC Exam | $86.99 |
| W11 National Standard General Contractor (A) | $163.98 |
| G31 Journeyman Mechanical Exam 2018 Paperback Version | $86.99 |
| 67 Fire Inspector II 2015 | $167.98 |
| 66 Fire Inspector I 2015 | $167.98 |
| G29 National Standard Master Mechanical Questions Workbook | $260.97 |
| 2012 Residential Mechanical Inspector | $81.99 |
| T17 National Standard Journeyman Electrician Questions Workbook | $83.99 |
| 2018 Residential Building Inspector | $81.99 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $245.97 |
| G13 Building Contractor (C) 2018 | $81.99 |
| 2012 Commercial Mechanical Inspector | $83.99 |
| 2015 Commercial Plumbing Inspector | $91.99 |
| 2021 Residential Plumbing Inspector | $81.99 |
| 2021 Commercial Mechanical Inspector | $86.99 |
| 2015 Commercial Mechanical Inspector | $83.99 |
| 67 Fire Inspector II 2018 | $83.99 |