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Originally Posted by Paulottie  I am not convinced that a deccking plinth will not rot (especially as it is some years old) if just laid on the ground. really you need a block pier to give some air flow under the 'floor' Further I am very sure that you would need to level and peg it down VERY well. Honestly you don't want you green house blowing over. |
Thanks but the decking has been treated and is actually sitting on 2x1 inch lengths of wood so has plenty of air flow. These lengths are sitting on paving slabs so will not rot anytime soon. It is very secure.