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Firm: Benjamin C Obregon Architect
Project Status: Project Completed in August 2011
Project Description: A 2,485 s.f. 3 bdrm, 3-1/2 bath home constructed with an infill straw bale wall system and orientated for passive solar heating, cooling and natural ventilation. The natural ventilation is enhanced by the Dog Trot, stacked ventilation and 3rd floor lookout tower that doubles as a thermal chimney. The home features 2 separate mother in law suites opening onto the east facing courtyard, a separate master suite and a second living area w/ balcony above the Dog Trot. Manifold plumbing, Radiant floor heating and a ductless inverter mini split system provide the utility services. In addition a 26 gauge snap lock metal roof over open cell spray foam insulation, applied to the underside of the roof decking provides attic space inside the thermal envelope. This home achieved a 5 star rating on the City of Austin Green Building Rating System.