"For the best protection, use combination smoke alarms that are interconnected throughout the home. These can be installed by ...

Stay prepared with the most reliable smoke detectors for fire and carbon monoxide detection -- tested and recommended by our ...

Top Pick: First Alert 9120LBLA Hardwire Smoke Alarm Top Pick with CO Alarm: First Alert SCO5RVA Battery-Operated Combination Carbon Monoxide and Smoke Alarm What We Think of the First Alert ...

The second-generation Onelink Smart Smoke + Carbon Monoxide alarm comes in battery and hardwired models. Similar to the Nest Protect, the Onelink will not only sound an alarm, but also specify the ...

Please keep in mind that many states require certain smoke detectors to be wired with battery backups. If your state doesn't have rules about exactly where to put smoke alarms, here's where to start.