loud sounds

Occupant Notification in Challenging Environments

Article by Matt Karver Property owners understand that fire alarm systems are a routine cost when building, maintaining, or renovating a structure.  In most cases, a fire alarm system notifies occupants in an office space, classroom, apartment, or other confined area with a relatively low ambient noise level.  These spaces do not require specialized equipment […]

Smoke alarms

Low Frequency Fire and Smoke Alarms

Article by Bob Taylor The optimal sound and sound level for fire and smoke alarms has long been debated. The hope is that the right sound will be recognizable by building occupants and evoke the immediate desired response of evacuation. Beginning July 1, 1996, NFPA 72, National Fire Alarm and Signaling Code required that the […]