"ned" wrote in message
...
... 'Not sure what the purpose of the pond liner is.

I don't think it's necessary but I've seen a garden-makover program where
they recommended this to stop the soil being washed through the gaps between
the sleepers. as it was more than one sleeper high.

--
Martin & Anna Sykes
( Remove x's when replying )
http://www.users.globalnet.co.uk/~sykesm