Architecture, Building and Structure Design The Da House Private Residential by Emilia Durka-Zielińska and Walenty Durka The Da House is an innovative, wooden, modular object made with certified solid wooden 3D construction, ecological certified materials, passive technology and mobile foundation. This dwelling combines the simplicity and quality of prefabricated construction, with the beauty and integrity of an aesthetic object. There are translated ecological and functional assumptions creating a ecological architecture. The priority of the project was the health of residents, high quality, no barriers house, ecology and the favorable microclimate provided by wood, cost of construction & exploitation.