You mean the one the builder of the house threw away before I moved in? I
know that paint has a drying time and also a curing time. I thought it
might be similar for grout, with a curing time being something like 3 weeks.
But I guess not.....
they have bags at home dept. for that matter, they have the instructions
the first link is
which contains the quote " The commonly recommended curing time for Portland
cement grouts is 72 hours. "
google is your friend
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