How did you get a reading of 53? The CYA test does not have that much precision! Call it 50! Someone else might get a different reading because the test is subjective!
Re: What if CYA is 53ish?
How did you get a reading of 53? The CYA test does not have that much precision! Call it 50! Someone else might get a different reading because the test is subjective!
Retired pool store and commercial pool maintenance guy.
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