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Hot Tub Water Chemistry

Topics and discussions related to Hot Tub Water Chemistry

3,855 topics in this forum

  1. Yellow/white slimy flakes in my hot tub (Giant but break down easy)

    By Jessmzam,   
    • 15 replies
    • 6.9k views

  3. How to test for low calcium in spa?

    By Figi4,
    • 7 replies
    • 1.6k views

  4. Slimy white things

    By mike62858,
    • 0 replies
    • 941 views

  5. Can't lower PH for decontamination

    By Figi4,   
    • 7 replies
    • 2.1k views

  6. Ph and alkalinity

    By KMills,
    • 1 reply
    • 1.1k views

  7. Smell when turning on Jets

    By Tiffanie,
    • 4 replies
    • 2.4k views

  8. Forgot to Purge!

    By KellyLynnoc,
    • 2 replies
    • 1.3k views

  9. HIGH salt

    By Midwest Mama,
    • 17 replies
    • 5.6k views

  10. Bromine Smell

    By SteveNY100,
    • 0 replies
    • 513 views

  11. Calculating CD given an ozonator

    By eric61,
    • 2 replies
    • 777 views

  12. Caustic reaction

    By AllChokedUp,
    • 11 replies
    • 2.1k views

  13. Green water / high phosphates

    By KMills,
    • 1 reply
    • 767 views

  14. Switching to bleach...

    By eric61,
    • 16 replies
    • 2.5k views

  15. Dichlor then bleach method - Use of Other Chemicals

    By dashmer,
    • 6 replies
    • 2k views

  16. Would hot tub cover inhibit any of the chemical sanitation processes?

    By newtubuser413,
    • 2 replies
    • 896 views

  17. Hard/Soft water pros/cons

    By Water Wurld,
    • 15 replies
    • 2k views

  18. New Hot Tub Search

    By Jen91,
    • 0 replies
    • 505 views

  19. Thinking of capping off hot tub drain pipe to reduce risk of biofilm or other growth in that pipe? Thoughts?

    By DougA,
    • 0 replies
    • 502 views

  20. CC off the charts

    By joe_blow,
    • 11 replies
    • 1.9k views

  21. Water Change Interval - Dichlor Bleach Method

    By dashmer,
    • 4 replies
    • 873 views

  22. Spa drained

    By Txguy83,
    • 0 replies
    • 564 views

  23. Do I need both bromine tablets and bromine sanitizer in my hottub?

    By YPCC2012,
    • 2 replies
    • 917 views

  24. New to Hot tub chemistry, foaming problem

    By Kram2912,
    • 4 replies
    • 1.2k views

  25. What level of Free Chlorine causes damage in a hot tub during a big shock with bleach???

    By DougA,
    • 1 reply
    • 629 views

  26. Sanitizer Levels

    By dayday1,
    • 1 reply
    • 966 views


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