DIYbanter - View Single Post - Replacing window pane. 'Putty' recommendations.

Stuart Noble

wrote:

I thought acrylic sealants were generally not as long lived as
silicone, which itself isnt longlived enough for wooden glazing.
Linseed normally lasts over a century. It can fail of course, but as
often as acrylic? I doubt it.

Tests have shown that acrylics last for a thousand years