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    High pH, low CYA, ammonia?

    Long and difficult month of pool maintenance with no circulation and I have a dark green pool on my hands. Long story short I did rigid PVC plumbing, cracked the eyeball return fitting from torqueing to hard on the male pvc fitting, replaced that, found a big tear in my vinyl liner, patched it...
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    Need to add sand to filter?

    I have a 19" Waterway sand filter, the kind that is spherical. The stand pipe is approximately 21" tall and the sand bed is 9" below the top of the stand pipe currently, so its filled just over half way with sand. Does anyone know how much sand should be in this filter? All of my research...
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    when to replace liner?

    Purchased my home last year with an above ground pool. The pool liner is very faded light blue. There was a mat underneath my wedding cake style steps last summer when we purchased and there was a pattern on the liner floor that is no longer visible anywhere else. There is also some wrinkling...
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    FC Loss per day seems high

    Latest test results (last evening) FC 6 CC 0 pH. 7.6 TA. 90 cya. 35 halfway between 30 and 40 lines Question is, everyday I am losing anywhere from 3-4ppm of FC and having to add 60-80 oz of 6% bleach in my relatively small 8300 Gal pool. My CC is always 0.5 or less so I don't think I...
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    Pollen or Mustard Algae??

    Last night we had a major storm here in eastern Pennsylvania. After cleaning the debris out of the pool, I adjusted the chlorine as usual with bleach and began brushing the walls and floor of the pool. When i finished I took the brush head off of the pole and upon doing so noticed something...
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    Amazing Site!

    This site has signle-handedly turned me from someone who hated owning a pool and everything that went with it, into a confident, happy pool owner. I can't say thank you enough to those who run and maintain this site. My wife and I closed on our home last July, and it came with our pool, pump...