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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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Are these the same size and connection as the older BRK FIRST ALERT 8120bl smoke detectors? Are the mounting rings the same size?


Thank you for your question. The wire harness is the same size but not the mounting bracket.

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