Under the auspices of PG&E’s Zero Net Energy (ZNE) Production Builder Demonstration, Meritage Homes built a 2,047 square foot ZNE home in Hayward, CA. This report describes the results from monitoring the occupied home for a full year.Actual site energy use was compared to two models: one...

Under the auspices of PG&E’s Zero Net Energy (ZNE) Production Builder Demonstration, PulteGroup built a 2,359 square foot ZNE home in Brentwood, CA with a semi-conditioned attic and an air source heat pump. This report describes the results from monitoring the occupied home for a full...

Under the auspices of PG&E’s Zero Net Energy (ZNE) Production Builder Demonstration, CHISPA (Community Housing Improvement Systems and Planning Association, Inc.) built a 1,151 square foot ZNE home with ducts in conditioned space and a mini-split heat pump in Greenfield, CA. The attached...

Under the auspices of PG&E’s Zero Net Energy (ZNE) Production Builder Demonstration, Blu Homes built a 1,877 square foot all electric ZNE home in Loomis, CA. This report describes the results from monitoring the occupied home for a full year.The ZNE definition used for the design was...

PG&E’s code readiness subprogram collects data on energy efficiency measures and technologies that will support more robust advocacy in future code cycles rulemakings as well as inform voluntary energy efficiency programs. As part of a twelve-month field evaluation of an advanced...

With a target of reducing applied water, and thus resulting in pump energy savings, a new irrigation technique, Deep Root Irrigation (DRI), was tested in comparison to a conventional dual-line surface drip irrigation system (inline drip emitters) in a young almond orchard on the University...

The project objective was to provide independent evaluation of the Nest Labs (Nest) 2017/18 Summer and Winter Seasonal Savings Impacts Reports for the PG&E Emerging Technologies study, with a goal to evaluate the savings potential of Nest Labs Seasonal Savings and Peak Aware...

The study looks at improvements in residential refrigerator components, including connectivity, provides a market and technical analysis for each and the opportunities and risks for the Energy Star Retail Products Platform...

Southern California Edison (SCE) is planning to produce a case study for the third volume of a publication that contains case studies of commercial buildings that were designed and built to achieve zero net energy (ZNE) performance and for which post-occupancy energy performance data have been...

For four years (2015 to 2018) one of the Central Valley Research Homes (CVRH) in Stockton, CA has been used to evaluate radiant ceiling panel systems in a residential application. The radiant ceiling panel systems tested consists of two brands of panels. In addition, four air-to-water heat pumps...