Architectural restoration describes a methodological process that consists, among other things, of the renovation of any element of a building. This phase encompasses a wide range of activities, from cleaning the exterior façade to consolidating the foundations.

Buildings are structures that need maintenance due to age or use. The type of restoration depends on the needs of the building and other circumstances, such as the state of conservation of the building or the type of machinery needed. There are three main types of restoration:

Not all buildings when restored follow the same pattern of the original design; it is common in complete restorations in the historic center of cities to keep only the skin of the building and completely replace the interior.