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Our manual chlorine pool took a serious dive in its chemistry this season upon opening and we need to do a large volume drain and refill. The main culprit is a super high CYA, dilution tests averaged around 200. It's making it impossible to control any other levels. After some reading on other...

Hi everyone, I'm a relatively new pool owner (fourth season) and my husband has always been the pool guy. He's very experienced and worked for a pool company for years, but we recently came upon a perplexing problem. No matter what volume of chemical we add in our pool (all chemicals, not just...