Enhance sustainable use of residence, which is designed to be highly energy efficient. It functions independently from the electricity, gas, water sewer, and electricity. DAS heat and direct light control seasonal nature enhanced to optimize the effectiveness of passive solar. The house has a square shape with in the yard. Somers Courtyard House was designed by Rowan Opat Architects, as a dark object that perfectly matches the shadow of the surrounding bush land, an hour from Melbourne.