So, if your FC is 0, or even .5, you'll add chlorine to raise it to 15, which will be adding 15
But if your FC is 6, you only want to add 9ppm of chlorine to raise it to 15.
Carl
So, if your FC is 0, or even .5, you'll add chlorine to raise it to 15, which will be adding 15
But if your FC is 6, you only want to add 9ppm of chlorine to raise it to 15.
Carl
Carl
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