Why Does My Smoke Alarm Go off for No Reason?

Answer

Smoke detectors can go off for no apparent reason due to dust and dirt in them. The detector should be vacuumed at least twice in a year to avoid this and get rid of the dirt.
Q&A Related to "Why Does My Smoke Alarm Go off for No Reason"
Steam and vapor from cooking food can set off the alarm. If your smoke alarm is located close to air heating systems, air blowing from the unit can set off the alarm. Steam from showers
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it could be the electrical wiring or the batteries are low
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Time to change the batteries. To find the owners manual try searching the web for the manufacturer or the unit's model number. Check their site for manuals. Usually a pdf download
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First, make sure it isn't a CO alarm that is telling you that you have a Carbon Monoxide leak in your home. CO is odorless and tasteless, so the alarm shouldn't be ignored. But if
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