If the pH is between 7 & 8, and the chlorine is between 1 - 5, they can swim.
Chlorine levels can go up, as the CYA level goes up. See the Best Guess link in my signature.
If the pH is between 7 & 8, and the chlorine is between 1 - 5, they can swim.
Chlorine levels can go up, as the CYA level goes up. See the Best Guess link in my signature.
PoolDoc / Ben
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