Case Studies

Case study describing a building project in the cold and very-cold climate zones.

Case study describing a building project in the coldclimate.

Case study describing Building America's Optimized Solutions for energy efficient home construction in cold and very cold climates.

Case study describing Building America's Optimized Solutions for energy efficient home construction in hot-dry and mixed-dry climates.

Case study describing Building America's Optimized Solutions for energy efficient home construction in a hot-humid climate.

Case study describing Building America's Optimized Solutions for energy efficient home construction in a mixed-dry climate.

Case study describing a 20-unit community of energy-efficient duplexes in Massachusetts incorporating solar water heating and photovoltaics.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Old Greenwich CT, that scored HERS 42 without PV and HERS 20 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 45 without PV and 32 with PV and is the first home in the world to use a tri-generation system to supply electricity, heating, and cooling on site.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 69 without PV and -1 with PV.

Case study describing one of three deep energy renovations of occupied affordable homes.

Case study describing a retrofit project in Maryland.

Case study describing a whole-house, deep energy retrofit project in the marine climate.

Case study describing a deep energy renovation of a home in the marine climate.

Case study describing a retrofit project in the hot-dry and mixed-dry climate zones.

Case study describing an energy efficient retrofit project in hot-humid climates.

Case study describing a new home construction project in the hot-humid climate.

Case study describing the family-run Treasure Homes that achieved a HERS rating of 46 without PV on its prototype “Gem” home, located on the blustery shores of Lake Michigan in northern Indiana.

Case study describing a builder in Georgia that designs energy-efficient homes for a green community, yielding homes with HERS scores as lowas 59 and electric bills as low as $50 a month.

Case study describing a new construction building project of 20 luxury homes in northern New Jersey that were more energy efficient than ENERGY STAR and met the 50% energy savings requirements of the federal tax credit for new homes.

Case study describing two new construction projects in Florida built to be net zero energy homes.