Whirlpool says its Resource Efficient Refrigerator is the industry’s most energy-efficient side-by-side refrigerator and exceeds federal and Energy Star standards by 30 percent and 10 percent respectively. Perks include a “Fast Cool” button that lowers temperatures instantly to accommodate new food additions, and “6th Sense” technology, which automatically adjusts cooling to bring food to the proper temperature in half the normal time. The appliance costs about $1,600. Whirlpool USA, 800/253-3977, insideadvantage.com.

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