The completely glazed residential building 'P17' has high quality triple glazing panels featuring a k-value of 0.4. The transparent, all-glass cube features an open living space with a flexible ground plan and highly insulating triple glazing (individual pane dimensions: 2,36 x 3,63 m) to facilitate a pleasant room climate and the greatest possible transparency.The building which is completely recyclable produces no emissions and is self-sufficient in terms of heating energy requirement.Because of its assembly by means of mortice-and-tenon joints and bolted joints, it cannot only be assembled and dismantled easily but is also completely recyclable. The electrical energy required for the energy concept and control engineering is produced by solar cells.