First Alert BRK Hardwired Smoke and Carbon Monoxide Alarm - SC9120LBL
First Alert Smoke & Carbon Monoxide Alarm, Hardwired w/10-Year Battery Backup | Killingworth True Value
First Alert Brk 10-Year Battery 6-Pack Battery-operated Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
First Alert PRC710 10-Year Sealed Battery Combo Photoelectric Smoke & CO Alarm
First Alert 10-Year Battery-Operated Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
FireAngel 10 Year Carbon Monoxide Alarm - Sealed for Life Battery FA3820 | Toolstation
First Alert Co710 Carbon Monoxide Detector With Digital Temperature Display : Target