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CO1224TR - Honeywell System Sensor Hardwired Conventional 4-Wire 12/24-Volt Carbon Monoxide Detector (w/RealTest Technology)
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Kidde Smart Smoke and Carbon Monoxide Detector, Hardwired with Voice Alert 21031042 - The Home Depot
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Kidde Code One Hardwired Interconnectable Smoke & Carbon Monoxide Detector with AA Battery Backup 21032251 - The Home Depot
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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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Kidde FireX Hardwired Interconnectable Smoke and Carbon Monoxide Alarm with 9V Backup Battery 21007624 - Yahoo Shopping
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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 Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm - Power Townsend Company
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First Alert Sc7010bpvcn Hardwired Smoke & Carbon Monoxide Detector With Voice Location And Battery Backup : Target
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