"Simon Hawthorne" wrote in message
...
Hi
I'm told there is some sort of sealant I can paint on external walls
that will help repel water, and hopefully prevent damp getting into
the walls.
I can't find anything on the internet - can anyone help?
Thanks in advance
Simon
This stuff does the job, used it a few times.
http://www.screwfix.com/app/sfd/cat/...50 5&id=19648