GEZE Frameless Glass Door Systems by MFGS MFGS offers an extremely wide range of GEZE frameless glass door systems. The "MSW" or Manual Sliding Wall System is suitable for the transparent division of rooms through movable glass elements. The "Geolan" offers an ideal solution in situations where wall or ceiling mounting is not possible. For anyone seeking the visual combination of functionality and appealing design, the "Aerolan" is the perfect choice.