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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, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot
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Kidde 10 Year Worry-Free Sealed-In Lithium Battery Carbon Monoxide Detector 21029714 - The Home Depot
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