an instrument used in restoration to spray water-based products, solvents, hydro repellents and to inject resin.

a transparent gelatinous substance used in many fields of restoration as a consolidant, protection, paint base, etc

application onto the architectural stone surface (natural or artificial) of substances for aesthetic or protective purposes.

synthetic fibre with particular characteristics of durability and heat resistance.

the deteriorating action produced by acidic water on the silicon type stone material that creates an alteration of the structure with consequent deterioration of the rock and the formation of clay.

each restoration intervention must be preceded by a study of historical notes and scientific analyses in order to discover as much as possible about the object in question, in such a way as to be able to determine the correct procedure for the proposed intervention, The scientific examination represents a collection of data obtained using different means of analysis, this forms the basis for the technical , scientific and historical experts, through a combined evaluation to provide the indications for the appropriate execution of the intervention.

wall cladding constituted of ashlars/Bugna, blocks of stone used on a facade for ornamental purposes.

The most common types of ashlarwork are the following: straight corners, in which the ashlars are positioned in order to create a straight corner; rounded or ‘cushioned’, in which the sharp edges are softened; flat, with smoothed surfaces; diamond point, in which the surface of the ashlar has four sides positioned in a diamond position; vermiform, in which the surfaces are furrowed with winding lines.

useful for reinforcing or consolidating a structure in wood, plaster, stone or constructed wall.

components of a paste that have the main function of providing cohesion, fluidity and homogeneity to the pigments. There are different categories of bindings: water-based (glues, waxes, silicates), oleaginous (natural or artificial oils (or resins (natural or synthetic varnishes).