In a process of proper protection and conservation of the cultural heritage, look for a balance between structure and shape, between old and new intervention is an ongoing challenge, which aims to respond, in the ‘limits’ of the existing, to the needs of modern man. It has now reached the awareness that it’s not longer possible to ignore, in this evaluation, from the understanding of problems related to environmental comfort to the research aimed to improvement in terms of efficiency and compatibility of each intervention. After a careful analysis, it will follow with the choice of an appropriate technology to improve and enhanced the characteristics of protected areas. Although these concepts are shared fully in theory it is equally true t...