Quote Originally Posted by peteeng View Post
Hi Xill - do you mean portland cement (add water = concrete) or epoxy concrete? If portland what about it cracking as it cures? Concrete cracks all over as it cures? So your just using it for mass? Peter
Hi, Have not had any problems with cracking for the almost 2 1/2 year that i have had the frame.
it stays dimentially stable aswell as i can measure.

there is very mutch rebars in it though
but remember to keep itnwet during the first 48h of curing..Click image for larger version. 

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