Misconceptions about smoke alarms, may put you at increased risk in the event of a fire. To find out how old a smoke alarm is, look at the date of manufacture on the back of the alarm; the alarm should be replaced 10 years from that date. To learn more, visit the NFPA website. Call A&A Fire and Safety Company for a FREE estimate. A&A’s friendly staff is standing by to help you save money and stay safe.