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    Low CYA, is it a problem?

    FC 4.5 CC 0 CH 100 TA 50 PH 7.5 CYA 20-25ish I am currently adding 1/2 gal of 12% every evening which i think comes out to roughly a 2ppm burn off per day of chlorine. The water is crystal clear and I haven't had any alage problems since my initial opening. I feel like if its not broke don't...