Building renovation has become one of the biggest aims of the public administrations of the different countries to try to palliate the real state sector and construction through the renovation for the improvement of the buildings' thermal coating and others that increase its energy efficiency.

Meanwhile, Energetic Renovation of the buildings is being consolidated as one of the basic pillars of the renovation as a solution to the high energy consumption of the existing buildings.

These are more than 70 % of the building market of the countries and they have become real energy predators as they have been constructed without the proper thermal insulation, which makes them also giant atmospheric pollutants due to its high carbon dioxide emissions.