Hot Tub Water Chemistry

3,593 topics in this forum

1. Fixing 5.0 ppm CC in hot tub?

   By DougA, February 6
   • 2 replies
   • 191 views
   • 
   • duckcmmndr
   • March 18

3. Correct way to interpret fas-dpd test.

   By d.sebens, March 15
   • 4 replies
   • 247 views
   • 
   • waterbear
   • March 16

4. When to get in after 3 step bromine process

   By WickedTub, March 8
   • 1 reply
   • 182 views
   • 
   • waterbear
   • March 16

5. Using dichlor to shock

   By d.sebens, March 9
   • 4 replies
   • 239 views
   • 
   • waterbear
   • March 16

6. Why does an ozonator allow lower bromine levels?

   By d.sebens, March 13
   • 8 replies
   • 241 views
   • 
   • waterbear
   • March 16

7. How Much Bleach Per Gallon?

   By soakerman, February 27, 2007
   • 22 replies
   • 43.4k views
   • 
   • waterbear
   • March 16

8. Mystified - Chlorine Levels

   By CanadianRodder, March 13
   • 2 replies
   • 253 views
   • 
   • waterbear
   • March 16

9. Bleach In Hot Tubs 1 2 3

   By chem geek, January 12, 2008
   • 50 replies
   • 81.5k views
   • 
   • waterbear
   • March 12

10. Softub water chem?

    By PNWpip, March 11   

    • softub 220
    • chemistry
    • (and 1 more)

      Tagged with:

      • softub 220
      • chemistry
      • ta
    • 2 replies
    • 152 views
    • 
    • waterbear
    • March 11

11. How much bleach for bromine activation?

    By d.sebens, March 6
    • 0 replies
    • 154 views
    • 
    • d.sebens
    • March 6

12. Bromine/chlorine too high after balancing water.

    By d.sebens, March 5
    • 0 replies
    • 126 views
    • 
    • d.sebens
    • March 5

13. Organic Chloramines

    By rmcderm313, February 18
    • 4 replies
    • 310 views
    • 
    • rmcderm313
    • March 4

14. peanutbuttery goo in my spa

    By Guest Rhonda, September 23, 2005
    • 23 replies
    • 43.8k views
    • 
    • waterbear
    • March 3

15. Converting to Bromine from chlorine

    By WickedTub, March 1
    • 1 reply
    • 170 views
    • 
    • RDspaguy
    • March 1

16. Can't Get Ph Down

    By rdefino, February 3, 2010
    • 23 replies
    • 13.4k views
    • 
    • waterbear
    • February 27

17. Odd bromine test. Hot tub

    By Edwardscizzorhands, February 25
    • 1 reply
    • 144 views
    • 
    • waterbear
    • February 27

18. No chlorine reading with ozone system

    By SpaVic, February 16
    • 10 replies
    • 352 views
    • 
    • RDspaguy
    • February 23

19. Swim Spa water issue - biguanide system being used.

    By Shalena, February 10
    • 6 replies
    • 250 views
    • 
    • waterbear
    • February 22

20. Can I upload a video clip to support my question posted a few mints ago?

    By Masood, February 14
    • 10 replies
    • 301 views
    • 
    • waterbear
    • February 22

21. DIY spa filter cleaner

    By Brotha Hayz, January 18
    • 3 replies
    • 301 views
    • 
    • RDspaguy
    • February 20

22. HIgh Alkalinity, Low ph

    By Yodaa2, February 19
    • 1 reply
    • 152 views
    • 
    • RDspaguy
    • February 19

23. Ph normal - alkalinity low

    By Matt-17, February 10
    • 1 reply
    • 237 views
    • 
    • Nettie
    • February 16

24. Build up under coping

    By Nettie, February 16
    • 2 replies
    • 183 views
    • 
    • RDspaguy
    • February 16

25. Filter Clogged With Milky White Substance

    By driver_8, May 6, 2007
    • 16 replies
    • 13.4k views
    • 
    • Masood
    • February 16

26. Allergic To Hot Tub?

    By BitsnBear, January 17, 2010
    • 10 replies
    • 6k views
    • 
    • Gary I
    • February 15