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  1. J

    Shock turns water green

    I’m not sure if this is the right place but here goes. I just finished setting up a used 18’ AGP and filled it with my well water. I only have a small test kit from a couple of years ago when I set up a ring type pool and I the PH was 7.2. I don’t remember the other tests it did but they all...
  2. J

    Hayward ST160 Sand Filter Manual

    I just purchased a used 18' JW pool with a Hayward ST160 sand filter. This is our first pool and I have no idea what I'm doing (although that never stopped me before) I have no idea how old this system is but the pool seemed in good shape. I’m putting a new liner in since the old liner had some...