Case Studies

Case study describing a building project in the marine climate.

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

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 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 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 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 in the hot-humid climate that scored HERS 44 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 41 without PV and 8 with PV.