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

BRK First Alert 9120LBL - Hardwired Alarm - 10 Year Battery

BRK Brands 120-Volt Hardwire, Ionization Sensor Smoke Alarm

First Alert BRK 9120B Hardwired Smoke Alarm with Battery Backup

12 Pack of 9120B First Alert Hardwired Smoke Alarm with Battery Backup

First Alert Brk 9120B Hardwired Smoke Alarm with Battery Backup 1

First Alert Hardwired Smoke Alarm Detector with 10-Year Battery

First Alert 9120B Hardwired Smoke Alarm with Battery Backup

First Alert BRK 9120B Smoke Detector Alarm with Battery Backup

First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO

First Alert 9120B Hardwired Smoke Alarm with Battery Backup

First Alert, BRK 9120B (3 pack) AC Powered Smoke Detector Alarm w