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Forum: Using Chlorine and Chlorinating Chemicals

Bleach, cal-hypo, trichlor, dichlor, shock and STABILIZER: when, where & how.

  1. Sticky Thread Sticky: FAQs & Guides: Chlorine & Chlorinating Chemicals

    ______________________________________ FAQs & Guides: Chlorine & Chlorinating Chemicals ______________________________________ Pool...

    Started by PoolDoc‎, 06-02-2018 02:00 PM
    • Replies: 0
    • Views: 8,029
    06-02-2018 02:00 PM Go to last post
  2. Sticky Thread Sticky: What's the BBB method?

    The BBB page has been expanded, and moved to the-BBB-method-of-swimming-pool-care.html Ben / PoolDoc

    Started by PoolDoc‎, 03-25-2011 09:16 PM
    • Replies: 0
    • Views: 30,620
    03-25-2011 09:16 PM Go to last post
  1. Do I ever REALLY need to shock my pool?

    Friends, So for nearly two decades now I've been running my in-ground plaster pool with good success, but during nearly every season I've...

    Started by mkelley‎, 09-14-2022 11:10 PM
    • Replies: 0
    • Views: 6,236
    09-14-2022 11:10 PM Go to last post
  2. Unhappy 😰Help New Water

    Pool was drained and filled with new water. Ever since having hard time to get chlorine at good levels. Did have what look like some algae. Finally...

    Started by cdingess‎, 07-01-2022 07:46 PM
    • Replies: 0
    • Views: 14,490
    07-01-2022 07:46 PM Go to last post
  3. Drain & New Water

    I just had to get 16,000 gallons of new water due to last season winter leaked terrible. So here’s the issue… after cleaning the the liner super good...

    Started by cdingess‎, 07-01-2022 12:55 PM
    • Replies: 0
    • Views: 1,957
    07-01-2022 12:55 PM Go to last post
  4. Can't keep cl level

    Over the past 2 weeks I've added 8 lbs of stabilizer. I've added borax to raise the ph level. I've put in gallons of pool bleach and over 24 hours...

    Started by MartyW‎, 07-09-2020 10:13 PM
    • Replies: 0
    • Views: 6,846
    07-09-2020 10:13 PM Go to last post
  5. start up question

    I have maintained my pool for over 15 year's and never had this problem. In Ohio do to the weather our season didn't start till a week ago. My winter...

    Started by essikr‎, 05-27-2020 06:53 PM
    • Replies: 3
    • Views: 5,306
    06-04-2020 02:22 AM Go to last post
  6. New chlorinator

    Hi all, I just installed a Rainbow 320 inline chlorinator. I've not used chlorine tabs before and am not familiar with the brands. I'm guessing that...

    Started by beaverplt‎, 05-13-2020 12:33 PM
    • Replies: 1
    • Views: 3,888
    05-27-2020 06:37 PM Go to last post
  7. Switched to Tabs & Calcium Hypochlorite with poor results

    I have previously been using liquid chlorine with stable and predictable results with minimal "shocking" ever needed. In anticipation of leaving...

    Started by poolaris‎, 07-09-2019 11:21 PM
    • Replies: 0
    • Views: 9,703
    07-09-2019 11:21 PM Go to last post
  8. no Chlorine - Help!!

    i am having difficulty maintaining chlorine using Dichlor . 37500 gallon pool ..For multiple days I put in 32 oz of Dichlor and next day Chlorine...

    Started by CJDahl‎, 05-29-2019 08:22 PM
    • Replies: 4
    • Views: 6,508
    06-06-2019 09:54 PM Go to last post
  9. Lightbulb Can I use Evolve Bleach Tablets in a Swmming Pool???

    I was just at the store to by the generic bleach for my pool when I noticed a product called Evolve ultra concentrated bleach tablets. The bottle has...

    Started by paigemetoo‎, 08-10-2012 09:07 PM
    bleach tablets, evolve
    • Replies: 4
    • Views: 16,683
    05-30-2019 08:27 PM Go to last post
  10. Pool Startup New Water?

    My pool had Cyanuric Acid off the scale Maybe 4-5 hundred. This I imagine was because I was using tabs to chlorinate. I drained the pool and am...

    Started by atkinson40‎, 10-17-2018 07:53 PM
    • Replies: 7
    • Views: 10,763
    10-22-2018 06:59 AM Go to last post
  11. Availability of 8.3% Bleach Is Nil

    Hello everyone. It has been a while! I wanted to ask the group if they are having a hard time finding 8.3% bleach these days? It is like it has...

    Started by Tom.B‎, 08-17-2018 03:28 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 160,536
    08-22-2018 10:13 PM Go to last post
  12. Is it possible to go to weekly chlorine additions?

    Would it be possible to raise CYA to 100 or so and just add all the chlorine needed once weekly? Will that make the chlorine last long enough to go...

    Started by Steve_in_NC‎, 07-06-2018 10:23 PM
    • Replies: 8
    • Views: 9,828
    08-19-2018 09:42 AM Go to last post
  13. How much liquid pool shock should I use in a 12k gal pool??

    The liquid pool shock I purchased is 10% sodium hypochlorite. Label on it reads: "Every seven days, or as necessary, superchlorinate the pool with...

    Started by Booter‎, 06-06-2018 03:52 PM
    • Replies: 3
    • Views: 8,299
    07-06-2018 07:20 AM Go to last post
  14. Digital Chlorine Meter

    Hi All. I use a digital pH meter and it seems to do a decent job. I have also seen a few Digital Chlorine meters on the web. Has anyone...

    Started by pratzert‎, 06-21-2018 06:37 PM
    • Replies: 2
    • Views: 7,039
    06-21-2018 07:27 PM Go to last post
  15. Shelf Life of calcium hypochlorite vs bleach (sodium hypochlorite)

    Hi All. Does anyone (Ben?) know how the "Shelf Lives" compare between Liquid Bleach and powdered Cal-Hypo? I am thinking of buying a 50 pound...

    Started by pratzert‎, 06-15-2018 10:46 AM
    • Replies: 7
    • Views: 11,545
    06-18-2018 04:48 PM Go to last post
  16. Chlorine Shock - Liquid or Powder?

    Hi All. I used to buy the 5 gallon Carboys of concentrated Liquid Chlorine from "Namco". But they are not in my state any longer and I can't find a...

    Started by pratzert‎, 06-15-2018 10:10 AM
    • Replies: 4
    • Views: 8,310
    06-15-2018 01:14 PM Go to last post
  17. How much bleach (or liquid chlorine) per day is typical?

    How much liquid chlorine usage is "typical" for folks in the hot and humid southeast in the summer months.

    Started by jeffv‎, 06-06-2018 10:29 PM
    • Replies: 2
    • Views: 7,135
    06-10-2018 10:29 PM Go to last post
  18. Problems with high pH

    I'm also having high PH. Its hard for me to tell for sure but I think its higher than 7.8. I tried MA but only put about 1/2 of what the acid...

    Started by marciastz‎, 05-28-2018 08:23 PM
    • Replies: 1
    • Views: 5,491
    05-29-2018 06:27 AM Go to last post
  19. Angry Can't control CHlorine levels..

    Hello all. Last sunday we bought an above ground, frame pool. 18ft diameter. Installed fine, although we noticed there was a slight dip on one end,...

    Started by Anonymous European in California‎, 05-19-2013 09:17 PM
    • Replies: 4
    • Views: 12,208
    05-25-2018 08:09 AM Go to last post
  20. How much CYA does Trichlor add to a pool?

    This is an issue I have with my pool and I THINK I have the answer. Adding 1 lbs of 100% TriChlor (trichloro-s-triazinetrione) to a 10,000 gallon...

    Started by mgoeckner‎, 04-22-2018 04:55 PM
    • Replies: 1
    • Views: 9,639
    05-03-2018 08:20 AM Go to last post
  21. Losing 3 ppm of chlorine a day

    Opened pool 12 days ago. It was green as a pond. Held it at shock level till pool was clear. At about 6 days in it was blue but cloudy so I treated...

    Started by paigemetoo‎, 06-14-2017 03:01 PM
    2 Pages
    1 2
    losing chlorine
    • Replies: 16
    • Views: 156,252
    06-22-2017 02:55 PM Go to last post
  22. Free Chlorine 16 PPM

    Hi Everyone - I opened my pool about a week ago and it was a swamp - I kept the water at shock level for a several days. Using a Taylor K-2006 kit I...

    Started by zooba72‎, 05-18-2017 07:16 PM
    chlorine, combined chlorine, free chlorine
    • Replies: 7
    • Views: 16,726
    05-19-2017 07:35 PM Go to last post
  23. Maintaining Cl level while away from home w/o chlorine pucks

    I just drained pool water to get my CYA down from 90-100 to 50-60. We were out of town more than usual last summer and I used the pucks since I was...

    Started by Cookieman‎, 03-13-2017 09:03 PM
    • Replies: 6
    • Views: 16,699
    03-16-2017 11:13 PM Go to last post
  24. Can't Lower Cl Level

    I have a 15K gallon in-ground pool and I can't get the Cl level to drop. It's been over 20ppm for about 2 months and I haven't added any Chlorine...

    Started by matthewnadeau‎, 11-06-2016 04:17 PM
    • Replies: 9
    • Views: 17,097
    11-19-2016 05:34 PM Go to last post
  25. Trouble Keeping Chlorine Levels Up

    I am using a combination of bleach (8.25% from WalMart) and 3" pucks from Costco in a Frog feeder. I have an approximately 20,000 gallon IG vinyl...

    Started by moblaine‎, 09-05-2016 02:17 PM
    • Replies: 5
    • Views: 17,956
    09-08-2016 04:51 PM Go to last post
  26. "Great Value" Bleach raising pH?

    Is anyone else using Great Value Concentrated (8.25% Hypochlorite) bleach? I had been using Stop&Shop for a couple of years with no problems, but...

    Started by bottomcat‎, 08-12-2016 08:58 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 151,844
    08-23-2016 03:21 AM Go to last post
  27. Can't stabilize ph

    Whenever I add bleach my ph increase to levels 7.8-8.0. My cl is averaging between 6-11. I've been keeping the cl on the lower end since last year it...

    Started by cdingess‎, 06-30-2016 06:19 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 169,612
    07-02-2016 05:06 PM Go to last post
  28. clorox performance bleach

    I just realized I am using Clorox Performance Beach (bought at costco) instead of Regular beach. I think it's the same think, but unable to...

    Started by gagan‎, 04-29-2016 04:42 PM
    3 Pages
    1 2 3
    clorox performance bleach
    • Replies: 27
    • Views: 244,137
    06-18-2016 01:01 PM Go to last post
  29. Getting started with the BBB Method

    Ok I've been reading up on your BBB method. I get that baking soda replaces alkalinity increasers like alkalinity up, and borax replaces ph...

    Started by Lowdown‎, 10-24-2011 12:42 AM
    bbb method, sticky
    • Replies: 4
    • Views: 19,470
    06-04-2016 11:25 PM Go to last post
  30. What should I treat my pool with before closing?

    We recently had some stone/tile work done around our pool, resulting in a drain and refill. I haven't added anything to it yet, but wonder if I need...

    Started by krdowns‎, 10-05-2015 10:31 PM
    • Replies: 7
    • Views: 15,300
    10-14-2015 10:42 AM Go to last post

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