Prefabricated Sanitary Systems | Geberit GIS Pre-wall Systems | SUI Innova GmbHSUI Innova GmbH, based in Pfäffikon SZ, specialises in the prefabrication of sanitary installations, Geberit GIS pre-wall systems and prefabricated sanitary systems. We design, manufacture and install GIS pre-wall systems for residential and commercial buildings, schools, hospitals and industrial projects throughout German-speaking Switzerland. Our range of services includes sanitary planning, CAD design, water and waste water pipework, cladding, prefabricated element construction and the installation of Geberit GIS pre-wall systems. SUI Innova stands for efficient prefabrication of sanitary systems, digital planning, high quality and on-time project delivery.