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What I've found is that with joints over say 1" it will tend to start flaking out after a year. I tried it with a large cobble walk and a flagstone path and that's what I've found.
Poly sand is a sand filler mixed with a polymer acrylide glue that while setting up andbecoming hard, also bonds to itself and the pavers and remains somewhat flexible so as not to crack up like mortar.
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If there were 3 of me, I'd only be 2 weeks behind!
Do I stay or do I grow now?
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