Dangerous Smoke Fire Alarm, How to Identify Expiration Date

Smoke Fire Alarm is easy enough to forget to change batteries, even harder to remember to change out the entire Smoke Fire Alarm device after they become over 10-years old!
Blair Gilbert, aka MR. HARDWARE is a third-generation hardware store owner, licensed builder, and finish carpenter, my mission is to help you “do it right the first time!” On this site, I share expert home and yard DIY advice in over 200 videos. I can fix and repair your problems.
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