ERH West has been providing construction industry education, efficiency analysis, and other services to optimize building performance since 1990. Clients include utilities, building industry professionals, government agencies, trade associations and homeowners. We offer technical support and verification for several above code programs including EPA Energy Star Homes, Green Building Programs, and DOE Builder's Challenge. We also offer energy code compliance analysis, builder training, and Home Energy Rating System (HERS) inspections.

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Sine Qua Non Winery
Gold Certified Green Home 
Built by Droney & Associates

This high performance, green home was recently certified at the Sine Qua Non winery in Ventura County.

Energy efficiency features include 92% furnace, with sealed duct system, extremely tight envelope construction and fresh air ventilation. 

Drought tolerant and native species greatly reduce landscaping water needs.