Mass notification primer

Greg Kessinger looks at NFPA guidelines for installing mass notification systems

While additional scrolling signs, networked amplifiers and speaker arrays used for wide area announcements may not be a part of your average contract, the backbone of the notification will be handled by your National Fire Alarm and Signaling Code compliant, audible and intelligible, fire alarm evacuation communication system.

Greg Kessinger, SET, CFPS, can be reached at or