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First Alert BRK Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
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FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 pack , White - Amazon.com
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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
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