Folks in Sonoma, California are working to design and refine a Passive House … but what exactly is a passive home?
" … a building that has a minimal impact on its surroundings. … as systems unto themselves. … well-insulated — virtually airtight — … most of the “heat” … comes from the humans and appliances and other stuff running in them. Heat exchangers are used to circulate it. … in the United States … focus has been certifying according the U.S. Green Building Council’s LEED framework …."
Via: SmartPlanet LINK