The accessory dwelling unit (ADU) market is alive and well in the Concordia neighborhood of Portland, Oregon. People like these tiny structures — sometimes referred to as backyard cottages, granny flats, or laneway houses — because they can be leased out or used to accommodate an expanding family situation. And, as these structures grow in popularity, they’re getting greener, too. For instance, check out this high-performance ADU built by Hammer & Hand and designed by Departure Design.
This is Morning Sun, a near net-zero energy home completed at the end of December 2009 for owners Doug and Emily Boleyn. The high-performance abode — designed by Matthew Daby of m.o. daby design llc and built by Cellar Ridge Custom Homes — received LEED Platinum certification, Oregon High Performance Home certification, and an Energy Performance Score of 31, making it one of the most decorated green projects in Happy Valley.
The is the first prototype of the the Cube Project called QB1 and it was unveiled recently in St. Andrew’s Square in Edinburgh in Scotland. QB1 is a literal cube inside, three meters wide by three meters long by three meters high — roughly 97 square feet, and it’s spacious enough to house a lounge, table, two chairs, a double bed, a full-size shower, a kitchen, a washing machine, and a composting toilet.