One of the major tasks for the future is the renovation of existing buildings. About 90 % of the construction activities in Europe are concerned with Alteration to existing building stock.
In terms of energy renovation, specific measures can be taken to activate or re-activate natural, self-regulating processes in a building. Examples include the improvement of thermal exchange by exposing storage masses, promoting natural ventilation by creating cross-ventilation options, the use of natrual light, and efficient sun protection to conserve energy for lighting and cooling while increasing the comfort of the interior.
Existing Building Stock