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I wonder how long the bacteria will survive? It is an interesting concept for sure.
Replied Nov 21
#30 can be difficult to find. If you are having luck with play sand, then that is always an option. My advice is to get samples from local bulk suppliers if possible and test spray mixes with the s...
Replied Nov 21
#30 Silica Sand is readily available in the Phoenix area and west coast in general, and is what we use in our mix designs. I prefer #30 because it sprays easily and produces a decent finish. I wou...
Replied Nov 21
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