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Bio-Active® Cyanuric Acid Reducer helps to reduce high levels of cyanuric acid without the need to drain your pool water! Bio-Active® is a natural and non-toxic product used to eliminate chlorine lock due to high cyanuric acid levels.
Usage Based On 25,000 Gallons of Water
Note: Full results may not be noticed for up to 7-10 days, after first dosage if needed additional doses can be applied after 7 days