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    Explain Chlorine /CYA chart ?

    When I opened the pool, the water looked clean but a dull green. Took all readings: fc-0, cc-0, tc-0, ph-7.5, t/a-70, ch-220, cya-0, temp 72. I broadcast 12# of baking soda, put 8# of conditioner in socks in skimmers, and 3 gallons of 12% liguid chlorine. Since the water did not clear, I added...
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    First time posting results.

    Dave, what bothers me is that at the end of last season Leslies said my cya was 99 and I would have to replace water. I dont want it that high but could it change thru the winter that much.
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    First time posting results.

    Opened pool and water was clean but cloudy. Vacuumed and shocked thursday nite with calcium hyprochlorite 73%. Today pool looks great. Getting my feet wet with the TF-100, my results are: FC 1, CC 2-1/2, PH 7.5, T/A 150, CH 350, Temp 70 degrees, CYA is an issue. If I wait until the black dot...
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    Water sample sense.

    After my first post, I purchased the TF100 and would like your opinion. I will not open my pool until May and wondered if it made sense to get sample results now. Circulation could be achieved by running a submersible pump from the deep end with the water discharged over the shallow end of the...
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    Where do I go from here?

    This is my first posting and not sure what my first move should be in correcting my water chemistry and possibly going BBB. Some background. Since 1994, I have faithfully kept my chlorinator filled with (10) 3" tabs each week and the results are ph @7.4, alkalinity @110, and chlorine @2 . I add...