| G31 Journeyman Mechanical Exam 2018 Paperback Version | $8,117.01 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $4,234.45 |
| G13 Building Contractor (C) 2018 | $7,622.01 |
| T17 National Standard Journeyman Electrician Questions Workbook | $7,820.01 |
| 2021 Commercial Mechanical Inspector | $8,117.01 |
| G29 National Standard Master Mechanical Questions Workbook | $8,117.01 |
| W11 National Standard General Contractor (A) | $7,622.01 |
| 2021 Commercial Plumbing Inspector | $8,612.01 |
| 67 Fire Inspector II 2021 | $7,820.01 |
| W31 National Standard Journeyman Mechanical Questions Workbook | $7,622.01 |
| 2015 Commercial Electrical Inspector | $7,820.01 |
| 66 Fire Inspector I 2021 | $4,660.41 |
| G24 National Standard Master Plumber Questions Workbook ICC Exam | $7,046.19 |
| 2018 Residential Electrical Inspector | $7,622.01 |
| G11 General Building Contractor (A) 2018 | $8,117.01 |
| 2015 Commercial Mechanical Inspector | $7,820.01 |
| T16 National Standard Master Electrician Workbook ICC Exam 2021 | $8,117.01 |
| 2012 Residential Mechanical Inspector | $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 |
| 2018 Commercial Building Inspector | $7,820.01 |
| 2021 Commercial Electrical Inspector | $1,895.76 |
| F32 National Standard Residential Mechanical Exam Workbook | $7,622.01 |
| 2021 Residential Electrical Inspector | $7,391.04 |
| 2012 Residential Electrical Inspector | $7,622.01 |
| 2018 Residential Building Inspector | $7,622.01 |
| F12 National Standard General Building Contractor (B) 2015 | $8,315.01 |
| 2021 Residential Plumbing Inspector | $7,622.01 |
| G17 National Standard Journeyman Electrician Questions Workbook | $8,117.01 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $8,117.01 |
| 2021 Residential Building Inspector | $7,622.01 |
| 2018 Commercial Plumbing Inspector | $8,612.01 |
| 2012 Residential Plumbing Inspector | $7,622.01 |
| 2021 Residential Mechanical Inspector | $7,622.01 |
| 66 Fire Inspector I 2012 | $7,820.01 |
| W32 National Standard Residential Mechanical Exam Workbook | $5,081.34 |
| 2012 Residential Building Inspector | $7,622.01 |
| 2015 Residential Mechanical Inspector | $1,616.79 |
| 2018 Commercial Electrical Inspector | $7,504.05 |
| F16 National Standard Master Electrician Workbook ICC Exam | $1,052.87 |
| F13 National Standard Residential Building Contractor (C) 2015 | $8,018.01 |
| 67 Fire Inspector II 2012 | $5,845.26 |
| F25 National Standard Journeyman Plumber Practice Questions Work | $1,462.81 |
| F11 National Standard General Contractor (A) 2015 | $5,213.34 |
| F17 National Standard Journeyman Electrician Questions Workbook | $2,267.72 |
| 2018 Commercial Mechanical Inspector | $1,974.75 |
| F29 National Standard Master Mechanical Questions Workbook | $819.90 |
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| 2018 Residential Plumbing Inspector | $76.99 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $983.88 |
| W12 National Standard General Building Contractor (B) | $245.97 |
| G12 Building Contractor (B) 2018 | $260.97 |
| 2018 Residential Mechanical Inspector | $384.95 |
| 2015 Residential Electrical Inspector | $230.97 |
| 2015 Residential Plumbing Inspector | $615.92 |
| 2012 Commercial Plumbing Inspector | $491.94 |
| 2012 Commercial Building Inspector | $394.95 |
| W16 National Standard Master Electrician Workbook ICC Exam | $236.97 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $81.99 |