The all-glass sliding wall system heroal S 20 C is customized to your requirements. Walls with 3, 4 or 5 custom-fit glass elements offer a wide range of design options to match your patio roof. The wide range of RAL chart colours, the exclusive Les Couleurs Le Corbusier colours as well as the heroal Surface Designs (heroal SD) in wood, concrete or rust looks provide for freedom of design. Thus, the frame of the sliding glass wall can be designed to ideally match the looks of your house and patio roof.