The Gütegemeinschaft Kunststoff-Fensterprofilsysteme has successfully completed the revision of the RAL-GZ 716 Quality and Test Requirements for Components and Procedures as well as the Technical…
On May 7, 2026, members of the Gütegemeinschaft Kunststoff-Fensterprofilsysteme e.V. (GKFP) and EPPA Deutschland e.V. gathered in Wetzlar to hold their annual general assemblies. The Ernst Leitz Hotel…
The annual report of the three associations provides a concise review of the past year and an outlook on developments in 2025. The report is available in German and English.