The Whirlpool Duet dryer with HybridCare heat-pump technology recirculates its own exhausted heat to reduce energy consumption by up to 53%. Even without generating new heat, the dryer maintains a standard 60-minute drying cycle. The unit is also ventless, making installation easier and more versatile. With new technology comes higher price tags: HybridCare MSRP is $1,800. whirlpool.com