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  1. B

    High CYA, Low CH... Which first?

    Thanks, Casey. I will follow your advice on how to proceed. Is my thinking right about a CYA target of 40-50ppm? My pool gets substantial sun. I am reluctantly resigned to giving up on the dichlor and trichlor if they are going to cause me to have to go through all this again. I guess I'll be...
  2. B

    High CYA, Low CH... Which first?

    This is my first post at TFPC, so I would like to thank everyone for all the help I've received while lurking for the past year. Here are my current chemistry results: FC 6.8 TC 7.5 pH 7.5 TA 119 CH 94 CYA 70 (I just got my Lamotte test kit and am so happy to be rid of test strips forever)...