First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup - Combination Smoke Carbon Monoxide Detectors - Amazon.com
First Alert PRC700 Slim Design Battery-Operated Combo Smoke & CO Allarm
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Kidde Smoke & Carbon Monoxide Detector with Voice Alerts, Battery Powered, Combination Smoke & CO Alarm - Amazon.com
Smoke and CO Alarm Detector Combo Unit Battery Operated - Amazon.com
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First Alert Hardwired Talking Photoelectric Smoke and Carbon Monoxide (CO) Detector, 2-Pack | Costco
First Alert 1039839 Smoke and Carbon Monoxide Alarm, 85 d...
Smoke and CO Detector for Home Monitoring System - Constellation Connect
First Alert 10-Year Battery-Operated Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
Kidde 120V AC Carbon Monoxide Detectors with Battery Back Up
Kidde Firex Hardwired Combination Smoke and Carbon Monoxide Detector with Adapters and Voice Alarm 21029718 - The Home Depot
Qolsys IQ Carbon - Wireless CO Detector for Qolsys Security Systems - Alarm Grid
Smoke and CO Detector for Home Monitoring System - Constellation Connect
First Alert 7030BSL Hardwired Smoke & CO Alarm with LED Strobe Light (1038870)
First Alert BRK Hardwired Smoke and Carbon Monoxide Alarm - SC9120LBL
Kidde Code One Smoke & Carbon Monoxide Detector, Hardwired with AA Battery Backup & Voice Alarm 21027519 - The Home Depot
Carbon Monoxide and Smoke Alarms, iFanze Sensitive Wireless Carbon Monoxide Alarm CO Detector with LCD Digital Display Plug-in Wall for Home Office Factory - Walmart.com