It is used to construct large-format lift-and-slide doors with the narrowest centre post available on the market at just 25 mm.
The ULTRA variant of the AS 178HS PRO SLIM system is the ideal solution for customers expecting a unique, minimalist design in an economical edition. The system is distinguished by its versatility and high quality of workmanship thanks to the use of a tight labyrinth trim, modern TPE gaskets and ANTY-BI-METAL technology, which prevents the door from deforming due to significant temperature differences.