La siguiente tabla muestra valores orientativos de costes y de ahorros energéticos de varias recomendaciones de rehabilitación
Deep energy renovation recommendations by QualDeEPC adapted in Spanish context
You will find active and passive options of recommendations at the international bigEE project bigee.net website, specifically at the Buildings guide – residential – recommendations.
The texts on different energy efficiency technologiesy and organisational options can be found in the following section:
https://bigee.net/en/buildings/guide/residential/options/passive/