| G31 Journeyman Mechanical Exam 2018 Paperback Version | $8,117.01 |
| 2021 Commercial Plumbing Inspector | $8,612.01 |
| 66 Fire Inspector I 2021 | $7,820.01 |
| G17 National Standard Journeyman Electrician Questions Workbook | $8,117.01 |
| 2021 Commercial Electrical Inspector | $2,527.68 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $8,117.01 |
| 2018 Commercial Plumbing Inspector | $8,612.01 |
| F11 National Standard General Contractor (A) 2015 | $7,820.01 |
| 2018 Commercial Mechanical Inspector | $7,820.01 |
| F29 National Standard Master Mechanical Questions Workbook | $8,117.01 |
| 2012 Commercial Mechanical Inspector | $7,820.01 |
| 67 Fire Inspector II 2012 | $7,820.01 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $307.96 |
| G13 Building Contractor (C) 2018 | $7,622.01 |
| W12 National Standard General Building Contractor (B) | $8,117.01 |
| 2018 Residential Plumbing Inspector | $7,622.01 |
| F12 National Standard General Building Contractor (B) 2015 | $8,315.01 |
| W29 National Standard Master Mechanical Questions Workbook | $7,820.01 |
| 2015 Commercial Plumbing Inspector | $8,117.01 |
| 2021 Residential Mechanical Inspector | $7,622.01 |
| 2018 Commercial Building Inspector | $7,820.01 |
| W13 National Standard Residential Building Contractor (C) | $7,820.01 |
| T17 National Standard Journeyman Electrician Questions Workbook | $7,820.01 |
| W31 National Standard Journeyman Mechanical Questions Workbook | $7,622.01 |
| 2018 Residential Building Inspector | $7,622.01 |
| 2021 Commercial Building Inspector | $7,820.01 |
| W16 National Standard Master Electrician Workbook ICC Exam | $7,820.01 |
| F13 National Standard Residential Building Contractor (C) 2015 | $8,018.01 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $7,622.01 |
| F25 National Standard Journeyman Plumber Practice Questions Work | $7,622.01 |
| F24 National Standard Master Plumber Questions Workbook ICC Exam | $8,117.01 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $7,820.01 |
| G25 Journeyman Plumber Practice Questions Workbook 2018 | $4,099.50 |
| 2021 Residential Plumbing Inspector | $2,155.72 |
| 66 Fire Inspector I 2018 | $7,820.01 |
| 2021 Residential Building Inspector | $230.97 |
| 2012 Residential Electrical Inspector | $7,622.01 |
| 2021 Residential Electrical Inspector | $2,463.68 |
| T16 National Standard Master Electrician Workbook ICC Exam 2021 | $327.96 |
| F16 National Standard Master Electrician Workbook ICC Exam | $6,965.14 |
| 67 Fire Inspector II 2015 | $6,319.20 |
| 2012 Commercial Electrical Inspector | $4,265.46 |
| 2015 Residential Electrical Inspector | $1,693.78 |
| 2018 Residential Mechanical Inspector | $153.98 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $409.95 |
| 2015 Commercial Electrical Inspector | $6,082.23 |
| 2015 Commercial Building Inspector | $6,872.13 |
| F17 National Standard Journeyman Electrician Questions Workbook | $323.96 |
| 2015 Residential Plumbing Inspector | $461.94 |
| 2012 Residential Plumbing Inspector | $2,078.73 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $327.96 |
| G18 National Standard Residential Electrician Workbook ICC Exam | $538.93 |
| 2012 Commercial Building Inspector | $868.89 |
| 2012 Commercial Plumbing Inspector | $491.94 |
| 66 Fire Inspector I 2015 | $631.92 |
| F32 National Standard Residential Mechanical Exam Workbook | $230.97 |
| W17 National Standard Journeyman Electrician Questions Workbook | $157.98 |
| 2012 Residential Building Inspector | $153.98 |