fire alarm installation


Posted on Feb 7, 2014

Smoke and fire alarms are an important part of your home`s safety plan and careful attention must be made to proper fire alarm installation and wiring. The information below will provide some basic guidelines for installing a fire alarm system in your new home. -Install the first alarm in the immediate area of the bedrooms. Try to protect the exit


fire alarm installation
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path as the bedrooms are usually farthest from the exit. If more than one sleeping area exists, locate additional alarms in each sleeping area. -Smoke, heat, and combustion products rise to the ceiling and spread horizontally. Mounting the smoke alarm on the ceiling in the center of the room places it closest to all points in the room. Ceiling mounting is preferred in ordinary residential construction. -When mounting a fire alarm on the wall, use an inside wall with the top edge of the alarm at a minimum of 4  (10 cm) and a maximum of 12  (30. 5 cm) below the ceiling (see Diagram A). -When Fire Alarm Installation is on sloped, peaked or cathedral ceilings at or within 3ft of the highest point (measured horizontally). NFPA 72 states: Smoke alarms in rooms with ceiling slopes greater than 1 foot in 8 feet horizontally shall be located on the high side of the room.  NFPA 72 states: A row of detectors shall be spaced and located within 3 ft of the peak of the ceiling measured horizontally  (see diagram C ). -Fire alarms should not be installed within 3 ft of the following: the door to a kitchen, the door to a bathroom containing a tub or shower, forced air ducts used for heating or cooling, ceiling or whole house ventilating fans, or other high air flow areas. -Kitchens. Normal cooking may cause nuisance alarms. If a kitchen fire alarm is desired, it should have an alarm silence feature or be a photoelectric type. -Fire...




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