KB Home, a publicly-traded home builder with its headquarters in Los Angeles, this month announced the nationwide roll out of net-zero energy home designs called ZeroHouse 2.0. The standard KB Home with Energy Star certification is built to save homeowners about $1,000 in average annual energy costs, while a ZeroHouse 2.0 design is expected to eliminate monthly electricity charges.
Hammer & Hand, a design-build firm based in Portland, is getting well-deserved attention for transforming this circa 1905, dilapidated eyesore into an energy-efficient duplex that uses less than $100 per month in energy. With the help of Scott Edwards Architecture, the team expanded tiny spaces and transformed the lower level to facilitate aging in place.
Today, the Solar Decathlon officially opens to the public and the games begin. The competition is organized by the Department of Energy, and 19 teams have invested more than two years of effort to design, build, and operate solar-powered homes that are cost-effective, energy-efficient, and attractive. The winner will be the one with the highest score after the following ten contests:
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