KWK promes, the architecture firm led by Robert Konieczny, has designed a house with a moving terrace that responds to the path of the sun. The architects were presented with a regularly-shaped plot of land, surrounded by other large residences in the Polish suburbs. The design comprises two primary volumes: a two-storey building, containing the home’s primary functions, positioned at a perpendicular angle to the street; and a single storey structure that runs parallel to the road.

KWK promes’ design uses hinges and rails so that part of "Quadrant house" is able to rotate 90 degrees – creating a secluded garden at the rear of the property. This mobile terrace moves between a gym area, contained within the volume parallel to the street, and the living room which runs in the perpendicular direction. equipped with blinds, the mobile unit can be poisoned to protect the house from low sunlight and winds.
Designed and made by Comstal, the system that moves the terrace is fully automated, but can also be controlled manually. Advanced safety sensors mean that if it encounters an obstacle, the terrace stops. So that natural grass can grow underneath it, the terrace has been programmed to be in constant motion throughout the day. the scheme reacts to the sun’s movement, while ensuring shade and ventilation for those inside the home.

Meanwhile, the form of the large two-storey volume is a respon...