WillCalc helps fine tune cottage designs
admin2020-08-10T00:20:34+00:00Doug Williams started WillCalc with a mission to assist in bringing clean, comfortable, energy efficient systems into the local environment, believing that each of us should make a contribution to a better world. In addition to 30+ years as a licensed building contractor, Doug has been a Certified Energy Analyst (CEA) since 2007, and a California Certified HERS Rater since 2005. He has used his expertise to help Michael E. Robinson design an energy efficient cottage to California’s 2016 Building Code energy standards in a cost-effective manner. He has also advised us on the more stringent 2019 energy standards that will [...]