First Alert Hardwired Smoke Alarm with Battery Backup - 9120B

These 120VAC hardwired alarms wire directly into your homes electrical system with battery backup. The combination of a Battery Backup that provides

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First Alert BRK 9120B Hardwired Smoke Alarm with Battery Backup

First Alert Hardwired Smoke Alarm with Battery Backup 6 PACK

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First Alert 9120B 120 Volt Hardwired Smoke Alarm With Battery Back

First Alert 9120B Hardwired Smoke Alarm with Battery Backup

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First Alert 9120B Hardwired Smoke Alarm with Battery Backup

First Alert Hardwired Smoke Alarm with Battery Backup (9120B

First Alert 9120B Smoke Detector, Hardwired Alarm with Battery