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Keen Home's Smart Vent lets users remotely close heating and cooling vents in unused rooms, or rooms that tend to get excessively cool or hot—slight adjustments that could add up to big savings on the next utility bill. Decorative faceplates may be purchased for $20. Photo 6 of 8 in Smart Home Innovations We're Excited to See at CES 2015 by William Lamb

Smart Home Innovations We're Excited to See at CES 2015

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Keen Home's Smart Vent lets users remotely close heating and cooling vents in unused rooms, or rooms that tend to get excessively cool or hot—slight adjustments that could add up to big savings on the next utility bill. Decorative faceplates may be purchased for $20.