On Saturday, May 25, 2019 at 10:16:31 AM UTC-4, Charlie Quebec wrote:
See also http://www.doc.glidingaustralia.org/...100&Itemid=133

...Vorgelat must be completely removed, schwaballac can be painted over fine before it cracks,...

When did the transition from Vorgelat to Schwaballac happen?

So Vorgelat is less prone to cracking than Schwaballac? Is Schwaballac less prone to a botched refinishing job?