The spiral staircase, of important dimensions, consists of a central beam in which the modular elements of solid oak, of different forms, binding on the treads in a fan, also of the same essence. Oak stained wenge. On the external side, the capacitors are connected by a thigh in black painted steel band.
The stair railings, where present, are composed of a metal frame containing a sheet decorated laser with a pattern chosen by the client; on the top and the wall, those taking the stairs can be arranged via a handrail plate of polished brass fretted.
The floor of arrival, the staircase hole is protected by a balustrade curved panels of real padded leather, above which is placed the handrail in polished brass, equal to that of the staircase.