Beeping or chirping smoke detectors are beyond annoying. Usually, a chirp every 30 to 60 seconds just indicates a low battery. “If it has a 9-volt battery, it needs to be changed,” says Battalion ...

Q. How often do I need to replace my hard-wired smoke detectors? And who should I hire to do this? Our 15-year-old system has five detectors. A few are chirping, and it doesn’t stop even when we ...

It was one of those crazy weeks, so when I heard a loud blare coming from my smoke detector in the middle of the day, with no obvious fire in sight, I didn’t give it much thought. Several hours later, ...

Q: I changed the batteries in my smoke detector, but when I tested it afterward nothing happened. The batteries are new, but the smoke detector is very old. I know that it’s hard-wired into my home’s ...