John Schmitt wrote:
On Mon, 07 Nov 2005 22:33:43 -0000, Steve Walker
wrote:

Can some kind expert tell me what happens to silicone sealant if
it's left
unused for too long?

I'll try and read up on it. Normally the problem with old
silicone is that it self catalyses and goes solid.

Thanks John - I'd also assumed that if it was still runny, it was still OK.
Now scraping out the uncured sealant with matchsticks & rag - it's fun all
the way..... )