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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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Hi, Can these just be installed with the pre-existing screw set already up from an older model? Thanks, Sharon


Sharon responding: It fit my 15 year old screw set already installed. Yay!

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Hi Sharon, this will depend on the model number from the older unit. -Joey

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