Yamhill, Oregon is home to the only single-family home on the globe to boast all three prestigious green building certifications. The Karuna house features key, noteworthy characteristics: 1) the house includes an optimal enclosure and solar design to help maintain low energy levels. 2)Ecologically compliant concrete poured onto expanded polystyrene geofoam forms the foundation. 3) Nine layers of materials, like cellulose insulation made of 12 tons of recycled newspapers and a FSC-certified cedar siding rain screen system, comprise an impermeable, “super-insulated wall assembly”. 4) A low-temperature radiant system in the floors assists the highly efficient HVAC system. 5) A high-efficiency heat pump provides hot water via an on-demand hot water recirculation system.
Read the full article here: Karuna House Becomes the World’s Greenest House