of the spiral staircase in reinforced concrete of the Magel spa headquarters through balustrades in curved helical glass with a thickness of 10 mm + 10 mm +1.52 interspersed with an extra-clear finish and fixing systems through accessories in glossy AISI 304 stainless steel.

In addition, all the balustrades were made of extra-clear 1010.4 thick flat glass with a fixing system using aluminium profiles drowned in the floor.

Survey of installation production design.