Q:

How often should you replace smoke detectors?

A:

Quick Answer

Replace smoke detectors 10 years from the manufacture date, or if it is not responding properly during monthly tests. Press the red test button underneath smoke alarms to perform monthly testing.

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How often should you replace smoke detectors?
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Full Answer

Regularly clean the smoke detector according to the manufacturer's instructions to ensure it works. Accumulated dust and debris in the smoke detector prevents it from sensing smoke and working properly. Replace the batteries at least once a year, or when the smoke detectors make a chirping sound. Some smoke detectors have permanent batteries that are made to last 10 years. Replace these 10-year smoke detectors once they make a chirping noise.

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