Execution of flashing of ceramic pillars with custom-made towers and prefabricated anchors. Closures with Jansen curtain wall system with 15+15 acoustic glass cut by numerical control adapted to the geometry of the arches and the stone. Roof gutter with steel structure and aluminum profile system for watertightness, with solar control glazing. Various Jansen-type access carpentry, glass supplements for railings, metal stairs, etc.