Buildings and domestic

There are 25 million houses in Spain, of which more than 50% are over 30 years old. There are 8.5 million buildings

Spain is the European country with the highest number of houses per inhabitant, 583 for 1,000 citizens, in comparison to the average of 432 in European countries. There are more than 4 million empty houses. More than 50% of the buildings do not have thermal protection. Construction consumes 17% of the final energy, 10% domestic and 7% tertiary. It issues more than 25% of C02.

The sector of energy usage in buildings currently causes a fifth part of the Spanish emissions and its relative importance is increasing The use of energy in buildings from 1996 (as a sector) also is above the global compromise of the nation in the Kyoto Protocol in a very significant manner and with a marked tendency of increasing the emissions. Consumption in the residential sector supposes 24%, second to transports.