Case Studies

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

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

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

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 Winter Park FL that scored HERS 57 without PV or HERS -7 with 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 2014 Housing Innovation Award winner that scored HERS 30 without PV and 1 with PV.

Case study describing performance data and energy-efficiency measures for a DOE 2014Housing Innovation Award winning home that was certified to the DOE Zero Energy Ready Home criteria.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 59 without PV

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 51 without 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 49 without 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 2015 Housing Innovation Award-winner built by Carl Franklin Homes and Green Extreme Homes in Garland, Texas.

Case study describing a 2015 Housing Innovation Award-winner built by Habitat for Humanity South Sarasota County in Nokomis, Florida.

Case study describing a DOE 2015 Housing Innovation Award-winner built by Sunroc Builders in Lakeland, Florida.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the hot-humid climate that achieved a HERS score of 58 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS score of 57 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the hot-humid climate that achieved a HERS score of 45 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS score of 5 with PV and 60 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the hot-humid climate that achieved a HERS score of 51 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the hot-humid climate that used R-33, 5.5-inch EPS+steel SIP walls and roof, 6.0-kW PV with battery backup, and solar hot water to achieve a HERS score of 12 with PV and 50...

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the hot-humid climate that used concrete block walls, and a 15 SEER heat pump to achieve a HERS score of -8 with PV and 48 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the hot-humid climate that achieved a HERS score of 48 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 58 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 57 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 45 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 60 without PV and 5 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 51 without.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 50 without PV and 12 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 48 without PV and -8 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 48 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS score of 52 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom spec home in the hot-humid climate that achieved a HERS score of 44 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS score of 1 with PV and 52 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning affordable home in the hot-humid climate that achieved a HERS score of 47 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom spec home in the hot-humid climate that achieved a HERS score of 16 with PV and 43 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2019 Housing Innovation Award winning custom spec home in the hot-humid climate that achieved a HERS score of 54 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer homes in the hot-humid climate that used R-17.5 SIP walls, R-31 SIP roof, and triple-pane windows to achieve a HERS score of 2 with PV and 48 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning affordable home in the hot-humid climate that used 5.5-inch, R-20 open-cell spray foam wall insulation, and a 17.5 SEER ducted mini-split heat pump to achieve a HERS score of 44 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS score of -21 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning affordable home in the hot-humid climate that achieved a HERS score of 45 without PV.

Case study describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the hot-humid climate that achieved a HERS -21 with PV or HERS 50 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the hot-humid climate that used 2x6 24-in. o.c. walls with mineral wool and insulated sheathing, triple-pane windows, and 6.3-kW of solar panels for a HERS score of 3 with PV and...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production home in the hot-humid climate that used 2x6 24-inch on-center walls, R-21 open-cell spray foam in the attic, and 5.2kW of solar panels to achieve a HERS score of 17 with PV and 53 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom spec home in the hot-humid climate that used 2x6 16-in. o.c. walls, R-38 spray-foam in attic, rigid mineral wool in basement, 5.44 kW of solar panels, and a 10-kW battery to achieve a HERS score of...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the hot-humid climate that used 2x6 and 2x4, 16-in. o.c. R-24 walls, an R-38 spray-foamed attic, and high-SEER heat pump to achieve a HERS score of 49 without PV.

Case study describing a builder in Texas that met the stringent requirements of the U.S. Department of Energy's Builders Challenge on over 779 homes in 2010.

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

Case study describing the New American Home project.