Case Studies

Case study describing a building project in hot-dry and mixed-dry climates.

Case study describing a DOE Building America 2013 Top Innovation community-scale project where solar water heaters generated enough hot water per year to recoup the cost of the system within 4 to 6 years.

Case study describing Building America's Optimized Solutions for energy efficient home construction in hot-dry and mixed-dry climates.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner that scored HERS 49 without PV.

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 55 without PV and 15 with PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning affordable home in the hot-dry climate that achieved a HERS score of 49 without PV.

Case study poster describing a DOE Zero Energy Ready Home 2018 Housing Innovation Award winning production home in the hot-dry climate that achieved a HERS score of 25 with PV and 46 without PV.

Case study describing a retrofit project in the hot-dry and mixed-dry climate zones.

Case study describing a 17-lot series of homes designed to be energy efficient and fulfill the need for smaller homes.

Case study describing the development of one of the first true zero-energy homes built in the United States and the improvements made on it's design for subsequent projects.

Case study describing a 1963 mid-century modern home in Las Vegas that got an energy-efficiency overhaul, improving performance from a HERS score of 123 to 44, or net-zero when the 4.8 kW of photovoltaic panels are added.

Case study describing a building project in the hot-dry and mixed-dry climate zones.

Case study describing the performance of air-to-water heat pump systems in dry climates.