Hot Tub Water Chemistry

3,853 topics in this forum

1. Help! Hot Tub Treatment

   By Pikadex, January 4, 2020
   • 3 replies
   • 973 views
   • 
   • dlleno
   • January 14, 2020

3. Hotspring TX bleach method.

   By K9powered, September 3, 2017
   • 0 replies
   • 971 views
   • 
   • K9powered
   • September 3, 2017

4. Chlorine demand help!

   By ShelleyN, December 11, 2018
   • 1 reply
   • 969 views
   • 
   • Ahhsomeguy
   • December 14, 2018

5. Arctic Spa Onzen Issues

   By BJC1984, September 7, 2020
   • 2 replies
   • 969 views
   • 
   • westernk
   • October 3, 2020

6. Eco pure vs natures 2

   By Matt spa rookie, February 24, 2018   

   • eco pure
   • natures 2
   • 0 replies
   • 967 views
   • 
   • Matt spa rookie
   • February 24, 2018

7. How often to change water

   By Rayf01, November 1, 2018
   • 1 reply
   • 965 views
   • 
   • frydaddy96
   • November 24, 2018

8. How much boric acid and calcium should I add at one time?

   By calisoldier83, December 23, 2017
   • 1 reply
   • 961 views
   • 
   • calisoldier83
   • December 24, 2017

9. what is this grey goo?

   By j_jones, July 14, 2023
   • 7 replies
   • 961 views
   • 
   • waterbear
   • July 21, 2023

10. Irritation from Spa Frog system?

    By prrrrple, November 23, 2017   

    • floater
    • mps
    • (and 13 more)

      Tagged with:

      • floater
      • mps
      • packet
      • urinary
      • uti
      • bladder
      • startup
      • frog
      • bromine
      • refill
      • drain
      • chlorine
      • eyes
      • silver
      • new
    • 0 replies
    • 957 views
    • 
    • prrrrple
    • November 23, 2017

11. Total Hardness Too Low after using SpaBoss PH Stable

    By Hot Tubber in Ontario, September 13, 2021   

    • chemistry
    • hardness
    • (and 3 more)

      Tagged with:

      • chemistry
      • hardness
      • calcium
      • ph
      • hottub
    • 0 replies
    • 957 views
    • 
    • Hot Tubber in Ontario
    • September 13, 2021

12. Superchlorination Water Temperature

    By tomkitty, March 20, 2021
    • 2 replies
    • 956 views
    • 
    • tomkitty
    • March 20, 2021

13. Help… bright yellow film on sides of hot tub. Can’t get water balanced and ready to list on Craigslist :(

    By TraceyM, August 31, 2023
    • 15 replies
    • 956 views
    • 
    • TraceyM
    • September 9, 2023

14. Easiest & safest method with lowest potential harmful chemicals?

    By DougA, August 26, 2020
    • 5 replies
    • 953 views
    • 
    • RDspaguy
    • August 29, 2020

15. Sanitizer Levels

    By dayday1, April 14, 2021
    • 1 reply
    • 951 views
    • 
    • waterbear
    • April 15, 2021

16. Freshwater Salt System cartridge troubleshooting

    By Golfergal, June 27, 2021
    • 0 replies
    • 947 views
    • 
    • Golfergal
    • June 27, 2021

17. Test strips

    By Prilly, May 26, 2017
    • 0 replies
    • 945 views
    • 
    • Prilly
    • May 26, 2017

18. Fc Concentrations During Ahh-Some Purge

    By dlleno, June 27, 2016
    • 0 replies
    • 944 views
    • 
    • dlleno
    • June 27, 2016

19. PH keeps rising daily

    By Seekingsummits, November 16, 2021
    • 2 replies
    • 944 views
    • 
    • Seekingsummits
    • November 20, 2021

20. A few dichlor/bleach method questions

    By ItchyandFrustrated, March 22, 2023
    • 4 replies
    • 944 views
    • 
    • ItchyandFrustrated
    • March 28, 2023

21. Need urgent help for fear of ruining my spa

    By Son goku, July 2, 2023
    • 8 replies
    • 943 views
    • 
    • waterbear
    • July 14, 2023

22. New Owner - can't bring down pH

    By miketunes, March 5, 2020
    • 4 replies
    • 942 views
    • 
    • RDspaguy
    • March 7, 2020

23. pH Rising

    By rkersh409, July 4, 2018
    • 1 reply
    • 941 views
    • 
    • dlleno
    • July 9, 2018

24. Balancing water in spa

    By Power_Man, August 19, 2018
    • 1 reply
    • 938 views
    • 
    • RaviePoolGirl
    • August 20, 2018

25. Folliculitis

    By Newbie1, November 3, 2019
    • 1 reply
    • 937 views
    • 
    • bethzur
    • November 14, 2019

26. Starting again, have questions

    By egclassic, September 14, 2020
    • 6 replies
    • 937 views
    • 
    • egclassic
    • September 20, 2020