This report provides a comprehensive review and analysis of home energy upgrade programs with proven track records, focusing on those with robustly verified savings and constituting good examples for replication. This meta-analysis describes program models and implementation strategies for direct install upgrades; heating, HVAC replacement and early retirement; and comprehensive, whole-home upgrades.
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This Lawrence Berkeley National Laboratory Clean Energy Policy Brief describes how adding sales skills to contractors' existing technical expertise helps convert more assessments into comprehensive home energy upgrades. It profiles Efficiency Maine's contractor sales training and includes a list of resources.