Discover the best ways to save energy. The Home Energy Saver is designed to help consumers find resources to reduce energy output, save money, and help the earth.
Home Performance with ENERGY STAR is a national program from the Environmental Protection Agency and Department of Energy offering a comprehensive, whole-house approach to improving efficiency and comfort while helping to protect the environment. ENERGY STAR also provides articles, case studies, products, and manufacturers for reflective roof products.
The California HERS Program offers field verification and diagnostic testing through certified providers. Third-party inspections ensure duct sealing, thermostatic expansion valves (TXVs), refrigerant charges, airflow measurements, and building envelope sealing measures comply with the 2005 standards (effective October 1, 2005).
The Energy Commission adopted the 2008 Standards on April 23, 2008, approving them for publication on September 11, 2008. The 2008 Residential Compliance Manual was adopted on December 17, 2008, and the 2008 Non-Residential Compliance Manual is scheduled for adoption in January 2010.
Download a detailed map of California's 16 climate zones. You can also find lists of climate zones by city or zip code.