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High copper levels should I replace sand in filter?
New member. I made the mistake of using a solar ionizer that I have now thrown away and will switch to the TFP method. I have copper reading of 3 and it has stained the bottom of pool liner really bad with dark gray stains and pool hoses are now green. From what I read the best way to remove...- dsci2003
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- Forum: Pumps, Filters, and Plumbing