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 ...

Generally, Cincinnati's housing and fire codes require smoke detectors. Tenants are responsible for maintaining them and ...

If your smoke detector is still within date, you can replace the battery instead of the whole smoke detector. However, if you replace the batteries and your detector still doesn't work, a full ...

There’s no hardwire installation required with this battery-operated smoke and CO alarm — simply replace with new AA batteries every six months to avoid the low battery chirp.

Q: About 10 years ago, I replaced the original wired smoke alarms in my home with wired dual sensors that use both photoelectric and ionization technology. Because I’ve read that ...

Majano explains that smoke alarms with non-replaceable batteries are designed to work for 10 years. “If the alarm chirps, warning that the battery is low, replace the entire alarm,” he says.

Majano explains that smoke alarms with non-replaceable batteries are designed to work for 10 years. “If the alarm chirps, warning that the battery is low, replace the entire alarm,” he says.