Case Studies

Case study describing a building project in the marine climate.

Case study describing a building project in the marine climate.

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

Case study describing a 2014 DOE Zero Energy Ready Home that scored HERS 42 without PV and -1 with 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 that scored HERS 37 without PV and -1 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 in the marine climate that scored HERS 43 without PV and 13 with PV.

Case study describing a 2015 Housing Innovation Award-winner built by Dwell Development in Seattle, Washington.

Case study describing a 2015 Housing Innovation Award-winner built by Hammer and Hand in Portland, Oregon.

Case study describing a DOE 2015 Housing Innovation Award-winner built by TC Legend Homes in Bellingham, Washington.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS score of -9 with PV and 36 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the marine climate that achieved a HERS score of 50 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS score of 0 with PV and 45 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of -2 with PV and 44 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 45 without PV and 0 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 44 without PV and -2 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of -18 with PV and 39 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of 2 with PV and 37 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS score of 0 with PV and 35 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning 5-story multifamily building in the marine climate that achieved very high efficiency.

Case study describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winner that scored HERS 35 without PV and 0 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2019 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of -12 with PV and 44 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2019 Housing Innovation Award winning custom for buyer home in the marine climate that used achieved a HERS score of -11 with PV and 34 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom spec homes in the marine climate that used 2x6, 24-inch on-center walls, R-50 to R-70 average roof insulation, and triple-pane windows to achieve a HERS score of 51 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning affordable home in the marine climate that used 2x6, 24-inch on-center, R-21 cavity wall insulation, and a 19 SEER mini-split heat pump to achieve a HERS score of 0 with PV and 56 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer homes in the marine climate that used R-29 SIP walls, R-59 graphite roof SIPs, and triple-pane windows to achieve a HERS score of -19 with PV and 33 without PV.

Case study describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer homes in the marine climate that achieved a HERS score of -19 with PV and 33 without PV.

Case study describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer home in the marine climate that used a large south-facing roof which holds over 80 solar panels and large, south-facing windows and concrete floors, which provide passive solar heating to...

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning attached housing in the marine climate that achieved a HERS score of 0 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of -41 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning attached housing in the marine climate that achieved a HERS score of 41 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS score of -2 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning affordable home in the marine climate that achieved a HERS score of 0 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS score of -13 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning attached housing project in the marine climate that achieved a HERS score of -20 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS score of -22 with PV.

Case study describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the marine climate that achieved a HERS -13 with PV or HERS 47 without PV.

Case study describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS -22 with PV or HERS 35 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the marine climate that used R-28 SIP walls, a ground-source heat pump, triple-pane windows, and 9.92 kW of solar panels to achieve a HERS score of -18 with PV and 39 without PV.

Case Study describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom for buyer home in the marine climate that achieved a HERS -23 with PV or HERS 33 without PV.

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

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

Case study describing New Tradition Homes and the efficiency of the 94 Production homes they built in the Landover Commons community, which surpass the energy code requirements.

Case study describing Quadrant Homes, a production home builder, and their implementation of an energy-efficiency package provide allowed home owners to achieve energy savings of 40% Building America benchmark.

Case study describing Schneider Homes and their experience while pursuing an energy efficiency tax credit for 37 homes they built at Miller Creek.

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

Case study describing how Tom Walsh & Co. became one of the first production home builders to earn a tax credit for new homes while achieve 50% energy savings in 20 homes they constructed.

Case study describing the testing of a 30-home, high-performance, energy-efficient, sustainable community.