NFPA 72 (National Fire Alarm and Signaling Code) now requires that audible appliances installed in certain sleeping areas produce a low frequency (520 Hz) alarm signal in a square wave form.
SSI Staff · September 14, 2016
J.N. Johnson Fire and Safety is now operating as a division of LVC.
SSI Staff · May 02, 2016
Security dealers have an opportunity to appeal to customers by showcasing their knowledge of fire safety when installing alarms or other residential appliances.
Bob Dolph · February 16, 2016
In this sneak peek of survey results from the latest SSI Installation Business Report, installing security contractors report positive business results that truly make this a time for thanksgiving.
Rodney Bosch · November 17, 2015
When taking over an existing account, there are things alarm installers need to be mindful of about the existing system. Alarm expert Jeffrey D. Zwirn explains the importance of testing the system to prevent the company from being held liable for any emergency that the system does not properly respond to.
By Jeffrey D. Zwirn · November 10, 2015
Sure Signal Products is recalling approximately 375,000 heat-activated fire alarm devices due to a defective fusible link sensor (fuse) on the fire alarm that can cause the alarm to fail to alert consumers of a fire.
SSI Staff · November 02, 2015
Tech Electronics service supervisor Mark Bicknell relays tips and responsibilities for fire alarm service providers to remember.
By Mark Bicknell · October 30, 2015
What is the proper way for alarm companies to design, install fire alarm resets? Alarm expert Jeffrey D. Zwirn provides helpful tips for alarm contractors.
By Jeffrey D. Zwirn · October 27, 2015
SSI Staff · August 31, 2015
The Princeton Board of Selectmen recently discovered that fire and security alarms installed in town buildings, including the police station, are not being monitored by a central monitoring station.
SSI Staff · August 03, 2015