Tom Wood of Nexus eWater demonstrates a water recycling system at a KB Homes prototype DoubleZero house in El Dorado Hills. The hyper-efficient homes produce as much electricity as they use and recycle drain water for landscaping.
Tom Wood of Nexus eWater demonstrates a water recycling system at a KB Homes prototype DoubleZero house in El Dorado Hills. The hyper-efficient homes produce as much electricity as they use and recycle drain water for landscaping. Randall Benton rbenton@sacbee.com
Tom Wood of Nexus eWater demonstrates a water recycling system at a KB Homes prototype DoubleZero house in El Dorado Hills. The hyper-efficient homes produce as much electricity as they use and recycle drain water for landscaping. Randall Benton rbenton@sacbee.com

Californians can save a lot of water by retrofitting wasteful older homes

October 16, 2014 5:00 PM

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