Case Studies

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 34 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the mixed-dry climate that achieved a HERS score of 15 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 43 without 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 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 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 custom for buyer home in the cold climate that achieved a HERS score of -25 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 44 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning attached housing in the cold climate that achieved a HERS score of 45 without 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 poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning affordable housing in the cold climate that achieved a HERS score of 31 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the mixed-humid climate that achieved a HERS score of 1 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the mixed-humid climate that achieved a HERS score of 51 without 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 production home in the mixed-dry climate that achieved a HERS score of 34 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 production home in the cold climate that achieved a HERS score of 34 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 51 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning attached housing project in the coldclimate that achieved a HERS score of -2 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom spec home in the mixed-humid climate that achieved a HERS score of 55 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the mixed-humid climate that achieved a HERS score of 24 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 poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 5 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 32 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning affordable home in the cold climate that achieved a HERS score of 33 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of -16 with 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 describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the mixed-humid climate that achieved a HERS 51 without PV.

Case study describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the mixed-dry climate that achieved a HERS 34 with PV or HERS 45 without 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 attached home in the cold climate that achieved a HERS -2 with PV or HERS 40 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 describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning production home in the cold climate that achieved a HERS 5 with PV or HERS 39 without PV.

Case study describing a DOE Zero Energy Ready Home 2021 Housing Innovation Award winning affordable home in the mixed-humid climate that achieved a HERS 33 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom spec home in the mixed-dry climate that used 2x6 16-in. o.c. walls, R-25 spray foam attic insulation, and 3.45 kW of solar panels to achieve a HERS score of 30 with PV and 45 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom spec home in the cold climate that used R-22 ICF walls, an ICF insulated basement, and an R-50 cellulose attic insulation to achieve a HERS score of 49 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 poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning affordable home in the mixed-humid climate that used modular construction with R-33.5 double walls, R-50 fiberglass attic insulation, and 5.12 kW of solar panels to score a HERS of 1 with PV and 40...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the cold climate that used 2x6 24-in. o.c. walls, R-38 blown fiberglass in attic, an insulated basement, triple-pane windows, and 9.75 kW of solar panels to achieve a HERS score...

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 attached home in the cold climate that used panelized wall construction with 2x6 24-in. o.c. walls, aerosolized acrylic sealant, and R-60 blown fiberglass in attic to achieve a HERS score of 50 without PV...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning affordable home in the cold climate that used 2x6 24-in. o.c. walls, an R-60 vented attic, a ductless mini-split with transfer fans over bedroom doors, and triple-pane windows to achieve a HERS score of...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production home in the mixed-humid climate that used panelized 2x6 24-in. o.c. walls, R-49 cellulose in the attic, an unvented crawl, and 6.12 kW of solar panels to achieve a HERS score of 4 with PV and...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production home in the mixed-humid climate that used 2x6 24-in. o.c. walls, an R-49 insulated attic, and an unvented insulated crawl space to achieve a HERS score of 46 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production homes in the mixed-dry climate that used spray-foamed 2x6 16-in. o.c. walls and attic, aerosolized acrylic whole-house sealant, and 3.74 kW of solar panels to achieve a HERS score of 14 with PV...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production home in the cold climate that used R-39 double walls, R-50 fiberglass in attic, 9.88 kW of solar panels, and 10 kW of battery storage to achieve a HERS score of 9 with PV and 42 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the cold climate that used 2x4 16-in. o.c. walls, R-50 fiberglass in attic, R-10 rigid polyiso on basement walls, and aerosolized acrylic sealant to achieve a HERS score of 35...

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning custom-for-buyer home in the cold climate that used R-53 double walls, R-70 cellulose in attic, triple-pane windows, 25 kW of solar panels, and a mini-split heat pump for a HERS score of 31 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2022 Housing Innovation Award winning production home in the mixed-dry climate that used 2x6 16-in. o.c. walls with 5.5 inches of spray foam plus R-5 rigid continuous insulation, R-33 open-cell spray foam attic insulation, and 6.23 kW rooftop...