Case Studies

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

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 Chesapeake Habitat for Humanity rehabilitation project of five 2-story row houses into energy-efficient, affordable housing.

Case study describing a retrofit project designed to show that advanced energy goals could be met today in existing housing.

Case study about a Zero Energy Ready Home 2013 Housing Innovation Award Winner construction project in the marine climate.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Phoenix, AZ that scored HERS 58 without PV and HERS 38 with PV.

Case study describing approaches to comprehensive retrofits that are in reach of the ordinary builder.

Case study describing a multifamily deep energy retrofit project in Annapolis, Maryland.

Case study describing a retrofit project in the mixed-humid climate zone.

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 multifamily, affordable housing retrofit project that achieved 44% energy savings using readily available, cost effective measures.

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

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

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

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

Case study describing a new home construction project in the marine climate.

Case study describing a builder's technology package that achieves energy savings of 50% over standard practice compared to the 2006 IECC.

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

Case study describing a building project in the mixed-humid climate zone.

Case study describing the growth of the home performance division of a Oregon-based remodeling company that saw revenues increase by 109% per year from 2006 to 2012.

Case study describing the growth of a Manassas-based home performance company that increased their annual number of projects from 13 to 79 between 2007 and 2012.

Case study describing the elimination of excessive humidity in the attic of a multi-floor, single-family home that was causing condensation and water damage along the roof and eaves.

Case study describing steps for properly designing a hydronic system for setback operation, which are applicable to new construction and retrofit applications.

Case study describing a Habitat for Humanity zero net energy home in Denver.