Members of the RAL Gütegemeinschaft from A–Z
The members of the Gütegemeinschaft Kunststoff-Fensterprofilsysteme comprise system houses, manufacturers of gaskets, raw materials, film, adhesive…
How do I become a member?
If you are interested, just ask the office to send you the form for joining the Gütegemeinschaft (by email to info@gkfp.de or by telephone). Once completed, sign and…
If you are interested, just ask the office to send you the form for joining the Gütegemeinschaft (by email to info@gkfp.de or by telephone). Once completed, sign and send the form back.
According…
Publications
The latest technical guidelines of the Gütegemeinschaft Kunststoff-Fensterprofilsysteme, consumer magazines relating to PVC windows and many other publications can be found here in the…
What is quality assurance
RAL quality assurance RAL-GZ 716 is a marking instrument for ensuring the quality of PVC window profile systems and their system components. The Gütegemeinschaft…
Quality features
All quality-determining features of a PVC window profile system are designed for long-term usability. This means that even after 40 years and longer, window frames are usually…
