Exterior, Wood, Metal, House, Gable, and Small Home Scott and Lauren plan to track the energy use of their new-build’s electric equipment and appliances. The data will inform the size of their photovoltaic array they'll add to offset the energy costs of the ADU and the bungalow.  Best Exterior Small Home Gable House Photos from Budget Breakdown: A Portland Couple Design and Build a Compact Home For $222K