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BRK Hardwired (with Battery Back-Up) Ionization Interconnected Smoke detector 6 -Pack

First Alert BRK Hardwired (with Battery Back-Up) Ionization Interconnected Smoke detector 6 -Pack

4.6
1726
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165 Questions
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What makes the smoke detector cherp


You did not say whether you just installed this. If so it is probably wired wrong. If there is no condition of smoke and fire, try a new battery

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