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System Sensor

Intelligibility Requirements Whitepaper

System Sensor’s free whitepaper, “Guidelines: Meeting NFPA 72-2010 and DOD Intelligibility Requirements,” is designed to help installers understand the concept of intelligibility, new terminology included, how to determine which spaces must meet the requirements and factors that affect intelligibility. The whitepaper focuses on applying NFPA 72-2010, which includes a new section outlining intelligibility requirements for voice evacuation systems, which necessitates changes in fire and life safety systems are designed and installed.


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