I doubt Id be using treated timbers as this can probably cause some damage. Comercially bought timbers being treated with poisons for wood worms and beatles and termites and so on...
Thanx to all who replied Ill let ya know how it goes... Starting with a basic idea like Foxfish has described.
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Dive safe and shoot straight - Hénré - ------------------------------------------------------------------------------------------------------ "Thinking is the hardest work there is, which is probably why so few engage in it" - Henry Ford -
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