Keys to Energy Efficient Design for San Mateo County and all northern California—Commentary and Ideas by David Hirzel, Certified Green Building Designer since 2006
The commentary provided at this site is intended to be used for general information only, to promote energy and resource efficiency conceptually. Since all building and retrofit projects are unique, these concepts presented here should be considered along with detailed information from other sources such as those provided in the links, and the services of a certified green building professional familiar with their use.