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| 2021 International Energy Conservation Code (IECC): ISBN 9781609839611 | bookwavestore.com | 38.5 USD | 70 USD | −45% |
| Campbell Biology 12th Edition ISBN: 9780135188743 | bookwavestore.com | 98 USD | 169 USD | −42% |
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| Ugly’s Electrical References 2026 Edition + NFPA 70 National Electrical Code 2026 Edition Combo | bookwavestore.com | 65.5 USD | 99 USD | −33.8% |
| NFPA 17A Standard for Wet Chemical Extinguishing Systems 2024 Edition + NFPA 96 Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations 2024 Edition Combo | bookwavestore.com | 99 USD | 149 USD | −33.6% |
| 2021 International Residential Code, IRC Code Book: ISBN 9781609839574 | bookwavestore.com | 53.4 USD | 75 USD | −28.8% |
| NFPA 70E Handbook 2024 Edition + NFPA 70 NEC Handbook 2023 Edition Combo | bookwavestore.com | 108.48 USD | 149 USD | −27.2% |
| 2024 International Existing Building Code 1st Edition ISBN: 978-1959851844 | bookwavestore.com | 73 USD | 99.46 USD | −26.6% |
| 2024 International Energy Conservation Code (International Code Council Series) 1st Edition ISBN : 978-1959851691 | bookwavestore.com | 53.9 USD | 67 USD | −19.6% |
| 2021 International Building Code, IBC Code Book: ISBN 9781609839550 | bookwavestore.com | 48.9 USD | 56 USD | −12.7% |
| NFPA 70 National Electrical Code Handbook 2023 Edition + NFPA 70 National Electrical Code Handbook 2020 Edition Combo | bookwavestore.com | 130.89 USD | 149 USD | −12.2% |
| NFPA 70 National Electrical Code (NEC) 2026 + NFPA 70 National Electrical Code Handbook 2026 Combo | bookwavestore.com | 181 USD | 199 USD | −9% |