Many hard-wired smoke detectors have a backup battery and will emit a single beep when the battery is low and needs to be replaced. How often should I replace my smoke detectors? Most smoke ...

They should be completely replaced every 10 years ... batteries replaced every six months or so. Smoke alarms and carbon monoxide detectors often go hand-in-hand, so consider buying a smoke ...

Plastic Cutting Boards Plastic cutting boards should be replaced every two years, especially when grooves from knives start to develop, which can harbor bacteria. Smoke Detectors Smoke detectors ...

"People should understand that this ... need my smoke alarm replaced? Usually, smoke detectors need to be replaced every eight to 10 years. Detectors often make high pitched chirping noises ...