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Thread: Do You Need a pH Meter to Test Pool pH?

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  1. #1
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    Default Re: Do I Need a pH Meter? (Am I Color Blind?)

    When I looked at the Wikipedia article, it said the following about the second image:
    Ishihara Plate No. 19 (Nothing (hidden digit plate); Red-Green deficiency sees 2)
    26K gal 20x40 rectangular IG vinyl pool; Apr 2014: New pump, liner, auto-cover, & water; Pentair Whisperflo 1HP pump; Pentair Trition sand filter; Cover/Star CS-500 auto cover; Taylor K-2006C; OTO

  2. #2
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    Default Re: Do I Need a pH Meter? (Am I Color Blind?)

    Thanks, correction made.

  3. #3
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    Default Re: Do I Need a pH Meter? (Am I Color Blind?)

    Quote Originally Posted by FormerBromineUser View Post
    When I looked at the Wikipedia article, it said the following about the second image:
    Ishihara Plate No. 19 (Nothing (hidden digit plate); Red-Green deficiency sees 2)
    I just see a bunch of dots.
    22'x40' Grecian Lazy L 20K gal IG vinyl pool; Aqua Rite SWCG T15 cell; Hayward Pro Grid 6020 DE filter; Hayward Superpump 1hp pump; 12 hrs; Taylor K-2006; city; PF:6

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