HEAT ALARM LOCATIONS
Install a heat alarm as close to the center of the ceiling as possible. If the center is not practical, mount the heat alarm no closer than 4 inches from a wall or corner.
If the ceiling is not practical or the mounting surface becomes considerably warmer or cooler than the room, such as a poorly insulated ceiling, below an unfinished attic or an exterior wall (if local codes allow), install the heat alarm on inside walls with the top of the alarm between 4 and 12 inches from the ceiling/wall intersections.
Install heat alarms on peaked cathedral or gabled ceilings 3 feet from the highest point (measured horizontally).
In rooms with open joists or beams, all ceiling mounted heat alarms should be located on the bottom of such joists or beams and not up in joist channels.
Heat alarms installed on an
DO NOT INSTALL HEAT ALARMS
•In areas with high humidity, like bathrooms/shower rooms or areas near dishwashers or washing machines. Install at least 10 feet (3m) away from these areas if possible.
•Near air returns or heating and cooling supply vents, fans, decorative objects, window molding, etc. that may prevent heat from entering the unit thus interrupting its alarms.
•In an area where temperature may fall below
•Near fluorescent lights. Electrical "noise" and flickering may affect the alarm's operation.
MOBILE HOME INSTALLATION
For mobile homes built after 1978, install heat alarms as directed above. For mobile homes built before 1978, install heat alarms on inside wall between 4 and 12 inches from the ceiling. Older mobile homes have little or no insulation in the ceiling which may affect the heat alarm's ability to detect heat properly. This is especially important if the ceiling is unusually hot or cold.
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