One quart of the 12.5% should add about 2.5ppm of chlorine to your pool. One gallon would add about 9.5. Use these as a reference to figure out how much you need to add after you test, to take your chlorine level up to 15ppm.
Re: Dead possoms in skimmer basket need help please
One quart of the 12.5% should add about 2.5ppm of chlorine to your pool. One gallon would add about 9.5. Use these as a reference to figure out how much you need to add after you test, to take your chlorine level up to 15ppm.
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