I'd do a 50% drain & refill then re-test your CYA...if it's still higher than you want it, then do another 50% drain & refill. A 50% drain/refill should lower your CYA by 50%.
I'd do a 50% drain & refill then re-test your CYA...if it's still higher than you want it, then do another 50% drain & refill. A 50% drain/refill should lower your CYA by 50%.
Sherra
Kershaw County South Carolina
18x34 IG 2' radius rectangle vinyl liner (approx 27,500 gal) 1 1/2" pipes installed March 2006
(previous AG pool owner)
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