This report presents the process evaluation results on the statewide Home Upgrade Program and includes findings on program operations, participant engagement, non-energy impacts, contractor characteristics, and contractor-customer interactions.
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This presentation discusses how Energy Upgrade California streamlined its program through improvements in its HPXML and IT software.
This report builds and expands off of previous research by collecting and evaluating data from 800 Illinois Home Performance (IHP) retrofits. This study investigates homeowner measure package choices in the Illinois Home Performance with ENERGY STAR® (IHP) program compared to cost-optimal choices determined through Building Energy Optimization (BEopt™) modeling software.
Quick summaries of strategies various programs have used to improve the efficiency of delivering efficiency.