Roughly 70 percent of home fire deaths result from fires in homes with no smoke alarms or no working smoke alarms. Smoke alarms are the great safety success story of the 20th century — but only when they're working properly!
“Test Your Smoke Alarms”
Smoke Alarm Quick Facts
Since the 1970's, when smoke alarms first became widely available to households in the United States, the home fire death rate has been reduced by half.
In one-quarter of the reported fires in homes equipped with smoke alarms, the devices did not work, most often because of missing, dead or disconnected batteries.
Smoke alarms that are 10 years old have a 30% chance of failing to work properly and should be replaced.