On Sun, 24 Jun 2007 20:12:26 +0100, F wrote:

Why would a glue stop a stain? You need something that isn't water
based.

Because PVA forms a 'skin'?

But a water permiable skin.

The white gloss sounds good so long as it won't alter the texture of the
silk emulsion used to overpaint it...

I haven't noticed any effect on the overcoating texture.

--
Cheers
Dave. pam is missing e-mail