The RS-KRYSTAL revolving door, either manual or automatic with 3 or 4 leaves is the clearest solution of the market. It lodges its operator in a floor concealed box so to enjoy a crystal ceiling and it optionally includes a slight central axis for antipanic system for leaves folding. It ranges over many diameters from 1800mm to 3000mm and standard total heights of 2226mm having the possibility of increasing it up to 4026mm. They are entirely made of glass, assembled with stainless steel fittings, to avoid any visual architectural barrier due to its minimalist design achieving a crystal bubble effect which gives elegancy and prestige to the building.