The us fire administration fema recommends that you have a heat detector rather than a smoke alarm in your garage.
Smoke detector in cold attic.
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All of these environmental issues will lead to erratic operation and cause false alarms or non alarms.
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Smoke alarms are not designed for garages and attics and are much more likely to fail than a heat detector.
It may also ring if a fuel burning appliance emits too much carbon dioxide if the smoke detector doubles as a carbon dioxide detector.
Smoke detectors are not designed to function in the low temperatures found in attics.
Tack a string to the peak at the highest point so you know where the approximate center of the space is located.
Hold the end of the tape measure at the highest point on a cathedral or gabled ceiling.
Pull the tape measure out as if you were going to.
The smoke detector might ring if it s cold inside due to weak batteries.
Another location in a home where you should have a heat detector rather than a smoke alarm is the attic.
Here are a few things to try while troubleshooting the problem.
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False alarms will provoke the disconnection of the detector then it is useless.