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First Alert Hardwired 120V Photoelectric/Electrochemical Carbon Monoxide and Smoke Alarm with Voice Alert - Power Townsend Company
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First Alert Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup - Pack of 6 SC9120B6CP from First Alert - Acme Tools
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First Alert Hardwired Combination Smoke and Carbon Monoxide Detector with Voice Alert in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
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First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White - Amazon.com
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First Alert BRK SCO500B Wireless Interconnect Battery Powered Combination Smoke & CO Alarm with Voice
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First Alert SC7010B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup - Walmart.com
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First Alert Brk Hardwired Ionization Sensor Smoke Detector in the Smoke Detectors department at Lowes.com
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First Alert Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm (6-Pack) - Bliffert Lumber and Hardware
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