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  1. M

    Output of gritty substance

    Okay, went by my local pool supply store and had my water tested here are the results: FAC = 2.5; TAC = 2.5; PH = 7.6; TA = 120; Calcium Hardness = 250; CYA = 50; & Phosphates = 500. I hope this helps. Let me know if there is additional information needed. thanks...
  2. M

    Output of gritty substance

    I'll try to get a sample to the local pool supplier this week.
  3. M

    Output of gritty substance

    Free chlorine = 1ppm, PH = 7.2, Total Alkalinity = 120 ppm, & Cyanuric Acid = 30-50 ppm
  4. M

    Output of gritty substance

    What type of test are you needing?
  5. M

    Output of gritty substance

    I have an above ground pool ( aprox. 20,000 gal) with a Compu-Pool SWG and a Hayword Sand Filter. The SWG is new to the pool this year. I am having problems with the system outputting a lot of gritty substance I believe to be sand. I did not have this problem until I installed the SWG. Any...