Case Studies

Case study describing new home construction in the hot-humid climate, optimizing thermal enclosure, HVAC, water heating and lighting measures.

Case study describing a 2013 DOE Building America Top Innovation about best practices for high-efficiency window air conditioning units.

Case study describing a DOE Building America Top Innovation about advanced framing techniques for high-performance home construction.

Case study describing a 2013 DOE Building America Top Innovation on upgrading or replacing windows in existing homes, based on research by Building America research partner Building Science Corporation.

Case study describing a 2013 DOE Building America Top Innovation about construction of net-zero energy ready homes, by several builders working with various DOE Building America research partners including Steven Winter Associates, Building Science Corporation, Home Innovation Research Labs, IBACOS...

Case study describing the first certified DOE Zero Energy Ready Home—the “Wilson Residence” in Winter Park, Florida.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in west Connecticut that scored HERS 39 without solar PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Exeter, Rhode Island, that scored HERS 43 without PV.

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 Seattle, WA, that scored HERS 34 without PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Winter Park FL that scored HERS 57 without PV or HERS -7 with PV.

Case study describing a DOE Zero Energy Ready 2013 Housing Innovation Award Winner in Long Island, NY, that scored HERS 43 without PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Herriman, UT, that scored HERS 40 without PV, -1 with PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Ithaca, NY, that scored HERS 50 without PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Ellenton FL that scored HERS 53 without PV and HERS 23 with PV.

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 a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Frederick MD that scored HERS 43 without PV and HERS 28 with PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winning production home in Devens MA that scored HERS 35 without PV or HERS -37 with PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Libertyville, IL that scored HERS 45 without PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award winning custom home in Devens MA that scored HERS 34 without PV or HERS -21 with PV.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award winning custom home in Downers Grove IL that scored HERS 35 without PV.

Case study describing a 4,763 ft2 certified Passive House that achieved HERS 27 without PV through the construction of R-54 walls that use ICF plus fiberglass cavity insulation, an R-100 vented attic, extensive air sealing and flashing, triple-pane windows, ductless heat pumps, and solar hot water.

Case study describing the first DOE Zero Energy Ready Home in Georgia that achieved a HERS score of 40 without PV and -10 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 43 without PV and 0 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 38 without PV and -3 with PV.

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 a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 55 without PV and 15 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 49 without PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner in the marine climate that scored HERS 43 without PV and 13 with PV.

Case study describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winner that scored HERS 38 without PV and 4 with PV.

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

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

Case study describing a retrofit project in the marine climate.

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

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

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

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

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

Case study describing a new building project that partnered with Habitat for Humanity.

Case study describing a new construction project in North Carolina.

Case study describing a new home builder that strives to address health, safety, and durability issues in a hot and humid climate.

Case study describing a home builder that has refined its home designs to achieve HERS scores of 49 to 56 on 40 to 70 homes per year.

Case study describing the design and testing of 10 high-performance homes in Farmington, Connecticut.

Case study describing a new construction project in Florida with a HERS score of 15.

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