Update to the newest benchmarks for fire alarm systems with requirements that reflect the needs and concerns of code users in the field today. The 2022 edition of NFPA 72, National Fire Alarm and Signaling Code, presents the most advanced provisions ever developed for the application, installation, location, performance, and inspection, testing, and maintenance (ITM) of fire alarm and emergency communications systems, including mass notification systems (MNS). This edition features important updates for designers, installers, and AHJs — from a tagging program to provide at-a-glance details on the condition of fire alarm and signaling systems to pathway survivability. NFPA 72, National Fire Alarm and Signaling Code, 2022 Edition Paperback NFPA 72, National Fire Alarm and Signaling Code, 2022 Edition Paperback NFPA 72, National Fire Alarm and Signaling Code, 2022 Edition Paperback