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  1. R

    Help with no CYA & low FC

    Hello All, First time using my test kit (and life-saver Spinner!) and I am not registering any CYA and an FC of 0.5. My water temp is 55*F, so SWG not running. Have had Stabilizer in sock in skimmers for 4 days after vacuuming and backwash. My question is: Do I manually add liquid bleach...
  2. R

    Water behind vinyl liner with heavy rains

    We have had a problem with water getting behind the walls of our 3 year old vinyl in ground free-form pool since installation. This occurs at almost every area, at different times, after a heavy rainfall. Our pool builder has installed an additional perimeter drain, to no avail. We have...