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 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 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 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 in the marine climate that scored HERS 43 without PV and 13 with 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 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 winning custom home in Downers Grove IL that scored HERS 35 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 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 attached home in the mixed-humid climate that used R-23 SIP walls, R-47 SIP roof, and triple-pane windows to achieve a HERS score of 38 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning affordable home in the cold climate that used a SIP shed roof, triple pane windows, and a 26.1 SEER ductless heat pump to achieve a HERS score of -20 with PV and 35 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom homes for buyer in the cold climate that used 2x8, 16-inch on-center walls, R-84.6 roof insulation, and triple-pane windows to achieve a HERS score of -13 with PV, and 36 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer home in the cold climate that used R-22 ICF walls, R-63 unvented vaulted attic insulation, and triple-pane windows to achieve a HERS score of -11 with PV and 26 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 custom for buyer homes in the cold climate that used triple-pane windows and two 19 SEER ducted mini-split heat pumps to achieve a HERS score of -97 with PV and 37 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 poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the mixed-humid climate that used 2x4 studs 24" o.c. staggered on 2x6 plates XPS wrapped walls, 20-inch R-60 blown cellulose vented attic, triple-pane windows to achieve a HERS score of...
Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the mixed-humid climate that used a vented attic with R-50 blown cellulose, triple-pane windows, and a 15.5 SEER heat pump to achieve a HERS score of 0 with PV and 42 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning attached home in the cold climate that used R-61, 16-inch blown cellulose attic insulation, triple-pane windows, and a 17 SEER central heat pump to achieve a HERS score of 32 with PV and 48 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer homes in the cold climate that used R-44 insulation in the double walls, R-60 blown fiberglass attic insulation, and triple-pane windows to achieve a HERS score of 14 with PV and 44...
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer home in the mixed-humid climate that used 2x6, on-center walls, 19-inch, R-50 blown fiberglass vented attic insulation, and triple-pane windows to achieve a HERS score of 42 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer homes in the cold climate that used a2x6, 24-inch on-center walls, R-80 vented attic insulation, and triple-pane windows to achieve a HERS score of -8 with PV and 29 without PV.
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyers homes in the mixed-humid climate that used R-27 SIP walls, a SIP roof, R-47 SIP attic, and triple-pane windows to achieve a HERS score of -22 with PV and 38 without PV.
Case study describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom for buyer home in the cold climate that used triple-pane windows, a hydronic radiant floor heating system, an electric vehicle charging station, and 7.3kW of rooftop-mounted solar panels to achieve a HERS...
Case study poster describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom spec home in the cold climate that used a high efficiency 98 AFUE gas furnace, 5-stage 19 SEER heat pump, LED lighting, ENERGY STAR appliances, smart thermostats and lighting, and automated window...
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 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 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 custom-for-buyer home in the marine climate that used graphite SIP walls and roof, triple-pane windows, an air-to-water heat pump, and 10.56 kW of solar to achieve a HERS score of -23 with PV and 33...
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 2020 Housing Innovation Award winning affordable home in the mixed-humid climate that used 2x6, 24-inch on-center R-33 wall insulation, triple-pane windows and both ductless and ducted mini-split heat pumps to achieve a HERS score of -2 with...
Case study describing a DOE Zero Energy Ready Home 2020 Housing Innovation Award winning custom spec home in the cold climate that used a high efficiency 98 AFUE gas furnace, 5-stage 19 SEER heat pump, LED lighting, ENERGY STAR appliances, smart thermostats and lighting, and automated window blinds...
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 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 cold climate that used R-22 ICF walls, a spray-foamed attic and slab, triple-pane windows, and 13.74 kW solar PV roof shingles to score HERS -13 with PV or 26 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 2x6, 24-inch on-center walls with 5.5-inch open-cell spray foam insulation and OSB sheathing, triple-pane windows, and 20-inch, R-60 blown-in cellulose...
Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the cold climate that used R-43, 2x6, 24-inch on center walls wrapped in 3 two-in. layers of XPS, a vented attic with 20-inch, R-80 blown cellulose insulation, R-22.5 ICF foundation...
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 showing project and performance data and energy-efficiency measures for a DOE 2017 Housing Innovation Award winning home that was certified to the DOE Zero Energy Ready Home criteria.
Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Old Greenwich CT, that scored HERS 42 without PV and HERS 20 with PV.