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  1. R

    Pool stain / bottom scratches

    Folks - first of all thank you for all the great content in this forum. I am wondering if anyone could provide some guidance on identifying what the brown scratches/stains potentially can be. This is an inground 40x20 vinyl liner pool. Water is balanced and looking good but I noticed that I am...
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    0EB14251-760E-49A2-B2E3-F0759256B6EA.jpeg

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  6. R

    FC levels and CYA chart - too high?

    We have used the pool a lot the past week and my Combined Chlorine was high...
  7. R

    FC levels and CYA chart - too high?

    Yes the water has been amazingly clear this season since I started following the guidelines here and buying a good testing kit :) The water is clear at the current level and PH is at 7.6/TA 110/ Calcium 270.... Zero COmbined Chlorine...
  8. R

    FC levels and CYA chart - too high?

    Hi folks - new member here and my first post here :) first of all I got a lot good info here and feel I am doing much better keeping the pool clean this year! Thank you TFP :) Question about FC levels and safe to swim.I shocked the pool last night and today after 24hours I got a reading of...