Chirping Hard-Wired Smoke Alarm
My smoke alarms started chirping. After trying everything suggested we finally replaced all of them with new units and they are still chirping! The connections are all tight, the batteries and smoke detectors are all new. What else could it be?
Answers: Chirping Hard-Wired Smoke Alarm
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Since they are brand new and if they came with a new backup battery then it's time to call an electrician because your home probably is having an electrical power surge problem.
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