"NT" wrote in message
...
On Sep 11, 4:25 pm, "Steve" wrote:
"Dave Plowman (News)" wrote in
... In article
,
Steve wrote:

.
snip I've noticed there are small gaps, around a millimetre, at the
edges of
some tiles - the mortar has separated from the tile edges. They may

snip
I wasnt sure whether to mention bitumen
NT

After some research on mastics, I've decided to use some stuff called
Aquafix. Soundss right for the job.
e.g. http://www.xpressconstruction.com/de...mID=SOUAQUAFIX and
http://www.absealants.co.uk/category...ter-Repair.htm

Should be easy to use as its applied with an applicator gun.