The sliding wall outside doors are a very simple solution and quick installation because they do not require masonry work. These door types are also feasible in glass as Rivoli 550s which is part of Rivoli collection. This is an external sliding frosted glass door ideal for dividing two environments without removing light and optimizing space. Being an external steel sliding door wall with total view of the system even more economic retractable solutions. Lanta made of frosted glass so as to filter the light without losing the privacy and may also be engraved to customize the door and make a real darredo object.