Backyard

The back patio and fire-pit area are central entertaining spaces. When the weather is nice, homeowner Joan and Ken wheel their dining room table outside for parties and dinners with friends. The fire pit was built using a steel cut-off from a natural gas tank.

Adi and Chris chose an L-shaped, pre-permitted plan by Cast Architecture with extensive glass, and resisted two-story options to fit in better with their neighborhood.

The kitchen looks out onto a small courtyard nestled between the two wings of the home.

The sliding doors in the master bedroom open up to the garden and terrace.

Bertoia side chairs and an Aplomb pendant by Foscarini complete the dining area.

The pilot home on Whidbey Island demonstrates the system’s potential: a 600-square-foot interior paired with nearly equal covered outdoor space, set lightly on a pin foundation that protects tree roots and cuts carbon by 77 percent. "Puzzle Prefab can be modified according to each site,

The kitchen features the white floor tiles as the bathroom. “The tiles are very institutional. We tried to make something that between an art institute and a home, says Rauchwerger. “Obviously her pieces really help emphasize that feeling.”

The three-story home was built on a slope, which means the backyard garden is on the second floor. Behind the dark-red gate, to the left, is a set of stairs leading to the main entrance.

The living room’s wood-burning fireplace has a concrete hearth that wraps the chimney and runs under the windows, acting as seating, a plant ledge, and creating a spot to store logs, all of which are harvested from the site.

A woodburning stove not only heats the home, but also the water that flows into its bathrooms.

Minimal landscaping surrounds a new pool, with privacy walls painted the same green found throughout.