Hot Tub Water Chemistry

3,856 topics in this forum

1. Low alkalinity and high pH

   By Susanj, March 13, 2022
   • 3 replies
   • 1.5k views
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   • waterbear
   • March 27, 2022

3. Help - White Water Mold or Perhaps Mustard Algae?

   By dashmer, March 6, 2022
   • 13 replies
   • 1.8k views
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   • dashmer
   • March 28, 2022

4. In Waterbear we trust

   By Aussie Chris, February 27, 2022
   • 1 reply
   • 1.2k views
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   • waterbear
   • March 26, 2022

5. What is the other non active/listed ingredients in Spa Guard Enhanced Shock 58% Sodium dichloro-s-triazinetrione?

   By john206, February 27, 2022
   • 0 replies
   • 452 views
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   • john206
   • February 27, 2022

6. Just want to double check something

   By 187penguin, February 20, 2022
   • 1 reply
   • 893 views
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   • 187penguin
   • February 21, 2022

7. Chlorine - Free Oxidizer Other Ingredients?

   By MnBdub1981, February 18, 2022
   • 3 replies
   • 1.1k views
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   • RDspaguy
   • February 19, 2022

8. Vanishing act pillow calcium problem.

   By martijndk1983, February 13, 2022
   • 0 replies
   • 671 views
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   • martijndk1983
   • February 13, 2022

9. What am I doing Wrong?

   By MnBdub1981, February 13, 2022
   • 6 replies
   • 1.1k views
   • 
   • waterbear
   • February 15, 2022

10. Question on water odor - Extreme newbie here

    By BoSox9, February 11, 2022
    • 1 reply
    • 559 views
    • 
    • Ahhsomeguy
    • February 12, 2022

11. Keeping FC stable with chlorine tablets

    By xszaszax, February 11, 2022
    • 2 replies
    • 806 views
    • 
    • waterbear
    • February 16, 2022

12. Allergic to MPS

    By Bubblytubby, February 11, 2022
    • 1 reply
    • 647 views
    • 
    • waterbear
    • February 16, 2022

13. High ph after 30mins of new water

    By James portugal, February 7, 2022
    • 5 replies
    • 1.2k views
    • 
    • James portugal
    • February 9, 2022

14. Deliberately higher CYA to reduce maintenance frequency

    By RouteVegetable, February 5, 2022
    • 6 replies
    • 1.4k views
    • 
    • waterbear
    • February 11, 2022

15. Black thin line

    By Canns, February 4, 2022
    • 0 replies
    • 418 views
    • 
    • Canns
    • February 4, 2022

16. A few spa water questions after reading Stickied and other threads

    By DownEastSpa, February 3, 2022
    • 13 replies
    • 2.1k views
    • 
    • DownEastSpa
    • February 27, 2022

17. Bromine Tablet Loater (dispenser) for long term vacations

    By kiwi_outdoors1, January 30, 2022
    • 2 replies
    • 560 views
    • 
    • Ahhsomeguy
    • January 31, 2022

18. Leisure Time PH Balance

    By Goozfraba, January 30, 2022
    • 0 replies
    • 371 views
    • 
    • Goozfraba
    • January 30, 2022

19. Salt water hot tub is not making chlorine

    By Tubby333, January 28, 2022
    • 0 replies
    • 552 views
    • 
    • Tubby333
    • January 28, 2022

20. important values?

    By martijndk1983, January 28, 2022
    • 0 replies
    • 515 views
    • 
    • martijndk1983
    • January 28, 2022

21. Winter TA/PH battle

    By Scottie_In_IA_1981, January 27, 2022
    • 5 replies
    • 1.2k views
    • 
    • waterbear
    • February 3, 2022

22. Is there CYA in this Sanitizer?

    By rmcderm313, January 26, 2022
    • 2 replies
    • 597 views
    • 
    • rmcderm313
    • January 26, 2022

23. Hot springs freshwater salt system problems

    By Pamoloop, January 26, 2022
    • 0 replies
    • 646 views
    • 
    • Pamoloop
    • January 26, 2022

24. Spa Choice Liquid Reduce pH (26.27% Sodium Bisulfate solution)... How to convert to dry acid weight?

    By vande424, January 25, 2022
    • 0 replies
    • 438 views
    • 
    • vande424
    • January 25, 2022

25. Green Water Line Slime and Foam

    By Nettie, January 20, 2022
    • 2 replies
    • 1.1k views
    • 
    • RDspaguy
    • January 24, 2022

26. What made my bromine go through the roof?!

    By Tehandyz, January 17, 2022
    • 4 replies
    • 824 views
    • 
    • dlleno
    • February 25, 2022