Help with koppers log wall

[quile01]

Hi

I have a 40 metre (600 high) koppers log wall that we would like to either:

* paint black

or

cover with some type of sheeting (say green board) and then render/paint to modernise the wall.

Any suggestions on what product to use on teh wall.

Thanks

The One Duck Duck farmer
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[DJ’s Timber]

Replies here (http://www.woodworkforums.com/showthread.php?t=70435) please