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3 Packs Carbon Monoxide Detectors - Hembisen Carbon Monoxide Detector Plug in Type CO Alarm Monitor with Digital Display, Accurate & Easy to Read, for Home/Kitchen/Hotel/Bedroom (White) - Amazon.com
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Carbon Monoxide Alarms and Detectors: Buying and Installing in Your Home | Building Performance Institute, Inc.
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Kidde Firex Plug-In Carbon Monoxide Detector with AA Battery Backup (6-Pack) 21025770 - The Home Depot
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