This house in Leverett house was designed by Coldham & Hartman Architects of Amherst as a new home focused on energy efficiency and the innovative use of materials.  The exterior walls are all Durisol block which has a stucco interior and clad on the exterior with corrugated steel and Trespa paneling (also located on the bathroom walls).  Of note are the upper exterior windows made out of a Kalwall and Nanogel sandwich, the bamboo kitchen cabinets, and the green interior walls which are simply stained OSB panels.