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Rebecca Peterson

Low frequency fire appliances more audible, meet new code

Hotels and other commercial sleeping places must now have such devices to help alert heavy sleepers and the hearing impaired of a fire
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04/29/2014

LAS VEGAS—When a fire alarm activates during a fire, the high-frequency sound it emits can be insufficient to alert some hearing impaired individuals or even just sound sleepers. But System Sensor has some new low frequency notification appliances that address that problem because they’re easier for such people to hear, according to David George, the company’s director of marketing communications.