Validate your expertise with the NFPA 1033, 2022 Edition. This essential standard sets the minimum Job Performance Requirements (JPRs) for fire investigators and now includes updated rules for continuing education (40 hours/5 years), digital evidence collection, and a reorganized list of requisite knowledge topics. It is the industry-standard blueprint for certification and professional competence in fire investigation.

Maintain system reliability and compliance with the NFPA 25, 2020 Edition. This updated standard features critical changes, including an extended 15-year testing interval for dry sprinklers, new rules for electrically operated sprinklers, and expanded allowances for automated testing technologies. It is the definitive guide for anyone responsible for the inspection, testing, and maintenance (ITM) of water-based fire protection systems.

Navigate gas safety regulations with confidence using the NFPA 54, National Fuel Gas Code Handbook, 2021 Edition. This all-in-one guide features the complete code text alongside expert commentary and 200+ visual aids. Key updates include new rules for dielectric fittings, venting pressure regulators, and clarified vent terminal clearances, making it an indispensable tool for preventing gas leaks and ensuring compliance.

Bridge the gap between code and compliance with the NFPA 70, National Electrical Code Handbook, 2023 Edition. This comprehensive guide combines the full 2023 NEC text with expert commentary, detailed explanatory illustrations, and real-world examples. It is the ultimate on-the-job reference for professionals who need to understand the reasoning behind the rules and ensure error-free installations.