Required in all homes, smoke ... alert you that the entire circuit is down. If the lights are off, for instance, then the hardwired smoke detectors are off, as well. Hardwired smoke detector ...

Your home’s first line of defense against fires and smoke are its smoke detectors. These devices pick up on smoke in the air and alert you to ... t just take a pre-wired system at face value.

This easy-to-install device has a hinged cover ... bracket and alarm end-of-life indicator. “This First Alert hardwired smoke detector is equipped with an ionization sensor to reliably detect ...

Overall, the First Alert 9120LBLA Hardwire Smoke Alarm is a great choice if you’re looking to get a reliable and easy-to-install detector that requires no maintenance afterward. It’s simple ...