Just an example of how much bleach you will go thru. I am helping a freind who has a 36k gal inground pool who's water was not to bad, very cloudy but no green. It had no cya, fc was 2 and cc was 2. Since Sunday we have used 24 142oz 6% jugs and 16 128oz 12.5% jugs. We're almost there, we could...