This house sits on an internal suburban flag lot. It was build in 1950s but recently remodeled. Located on the peninsula south of San Francisco. The house is heated with a radiant system in the stone floors, and despite the hot climate it is not air conditioned, but passively cooled with a combination of overhangs, shades, and operable windows. The site consist of four buildings – the main house, study, pool house anda garage. It also features many green building materials, including high fly-ash concrete, formaldehyde-free casework and denim insulation. All of them are focused on the pond, garden and pool. For detail information you can check on Green House Design.