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In fall 2010, Greenbelt Homes, Inc. (GHI) a 1,566-home cooperative of circa 1930-1940 homes in Greenbelt, Maryland, undertook a multiyear pilot energy efficiency retrofit project. GHI established this pilot project as a basis for decision making for the rollout of a decade-long co...

Data and result of approximately fifteen months of monitoring of four houses located in the desert climate of Borrego Springs, California. Four houses were constructed using identical floor plans but differing wall materials, and different cooling systems that were designed to red...

Introducing the market to high-performance green building on Hilton Head Island Coastal Habitats constructed a series of Building America (BA) homes at the Bryant Park community in Hilton Head, SC. Based on analysis by Building Science Corporation (BSC), the homes were expected t...

The design of this 1,280-square-foot, three-bedroom Habitat for Humanity of Metro Denver zero energy home carefully combines envelope efficiency, efficient equipment, appliances and lighting, and passive and active solar features to reach the zero energy goal. The home was designe...

The Van Geet home near Denver, Colorado, demonstrates the successful integration of energy conservation measures and renewable energy supply in a beautiful, comfortable, energyefficient, 295-m2 (3,176-ft2 ) off-grid home in a cold, sunny climate. Features include a tight enve...

ZETA Communities is a startup company that has a mission of building energy efficient and/or net zero modular houses at costs competitive with local construction. They recently completed their first prototype, the live-work townhome: an infill project located in a mixed indust...

Case study of Shaw Construction who worked with Building America research partner Building Science Corporation to design affordable HERS-54 townhouses with central solar radiator space heating, PV, R-28 closed-cell spray foam under slab and R-26 in advanced framed walls, and rigid...