Another solution for simple housing concept comes from Plano B architecture firm who delivered the Casa in Arruda dos Vinhos architecture. The small house project uses pre-existing materials found in a ruined structure which neighbors the site as the basic components for the new constructive system.
The firm focused on the development of a complex building skin and worked to integrate traditional construction methods with contemporary materials. The wood found on the previous building was applied in the structural framing of the house while the stone of the ancient walls was utilized in the foundation system.