Nation’s first Passive House Retrofit Uses 80% Less Energy and Insulates with Insulfoam!

Our Sonoma CA project, 1st Passive House in the country, made the cover of American Solar Energy Society‘s March/April edition of SOLAR TODAY Magazine! Great article with great green stats on page 18 of the link below! This certified Passive House uses 80% less energy than an average CA home!  http://www.solartoday-digital.org/solartoday/20120304#pg18