The start of the new year is the perfect time to double check your home's smoke alarms to be sure they're properly installed ...

Hold down longer to test interconnected alarms Many smoke alarm ... which are less common in homes, but even wired models will have a battery backup. Smoke detectors use either 9V batteries ...

This service creates an interconnected warning system ... If I knew of a better smoke alarm that could work with the existing wiring, I would toss every one of these Firex alarms, all 12 of ...