Are you interested in becoming a member?
The GGF has room for competent contractor glass.
What do you get out of it?
Why should you support GGF with your membership?
Find here Articles of Association – as last amended – and the Quality and Testing Standards. For additional information, please contact our administrative office or our Board of Directors.
GütegemeinschaftMehrscheiben-Isolierglas e.V.Mülheimer Straße 153840 Troisdorf - GermanyEmail