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Price: $34.30-$411.40
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Use 2 lbs per 10,000 gallons, or spot treat as required Reduce chlorine level to below .3 ppm before use
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Price: $29.99-$308.80
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1 quart per 20,000 gallons pool water initial dose 1 ounce per 5,000 gallons every two weeks or as needed