Case Studies

Case study describing building in cold and very cold climates.

Case study describing a cold/very cold building project in Denver, CO

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner that scored HERS 41 without PV and HERS 3 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 38 without PV. and 0 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 35 without PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 45 without PV and 26 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 47 without PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 49 without PV and 44 with PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 40 without PV and 27 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 26 with PV and 36 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 31 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 46 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the cold climate that used R-30 SIP walls, R-56 unvented attic, and 19.2 EER air-to-water heat pump to achieve a HERS score of 29 with PV and 45 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 for buyer home in the cold climate that used 2x6, 24-inch on-center walls, and a 24 EER ground source heat pump to achieve a HERS score of 35 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of -13 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 cold climate that achieved a HERS score of 2 with PV and 35 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning affordable home in the cold climate that achieved a HERS score of -12 with PV and 41 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 28 with PV and 39 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winning multifamily home in the cold climate that achieved a HERS score of 30 with PV and 50 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 36 without PV and 26 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 31 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 46 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 32 without PV and 14 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 35 without PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 45 without PV and -13 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 35 without PV and 2 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 42 without PV and 5 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 41 without PV and -12 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 42 without PV and -9 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 39 without PV and 28 with PV.

Case study describing a DOE Zero Energy Ready Home 2016 Housing Innovation Award winner that scored HERS 50 without PV and 30 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of -2 with PV and 29 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 38 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning affordable home in the cold climate that achieved a HERS score of 26 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 36 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 48 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 50 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 16 with PV and 35 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning custom for buyer home in the cold climate that achieved a HERS score of 11 with PV and 41 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning multifamily home in the cold climate that achieved a HERS score of 9 with PV and 42 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of -5 with PV and 41 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning multifamily home in the cold climate that achieved a HERS score of 8 with PV and 41 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 4 with PV and 38 without 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.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of 37 with PV and 49 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning multifamily home in the cold climate that achieved a HERS score of 41 with PV and 54 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning production home in the cold climate that achieved a HERS score of 54 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning affordable home in the cold climate that achieved a HERS score of 46 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning custom spec home in the cold climate that achieved a HERS score of -12 with PV and 36 without PV.