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    Underwhelmed by Bio-Active CYA reducer

    2 Weeks ago I got my pool temperature >70 deg, pH to 7.4 and FC to <4. I put my first bag of Bio-active into the strainer and ran the pump for 4 hours. The problem with the first round was that I never did a diluted test to find a value, besides >100, for my CYA. I tested at 72 hours and 10...
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    Partial Drain through through filter via skimmer and bottom drain connection

    My CYA is >100. I don't even make it within 1/2" of the mark on my Taylor test kit before the black dot has disappeared. I opened the pool 2 weeks ago to a green mess, I couldn't see the deep end. I shocked it with Shockwave 73%, 4 lb worth of it over 2 days. The pool was ready to swim in a...