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Forum: The China Shop

Wanna to challenge the BBB Method? Wanna get technical? Just feeling cranky? This is the place!

  1. Neutralizing ultimate acidty in dichlor and trichlor and more . . .

    Richard, I wonder if you can calculate the following for me: 1. the lbs of borax decahydrate to neutralize the ultimate (not initial) acidity...

    Started by PoolDoc‎, 04-04-2012 05:22 PM
    • Replies: 1
    • Views: 6,121
    04-04-2012 07:44 PM Go to last post
  2. Pinellas County, FL Pool Study 1992 (1994)

    This thread presents my analysis of a study entitled, "A Comprehensive Study on The Microbicdal Properties of Stabilized and Unstabilized Chlorine...

    Started by chem geek‎, 03-24-2007 03:04 PM
    • Replies: 5
    • Views: 10,889
    04-04-2012 06:22 PM Go to last post
  3. Richard Falk's Pool Equations Spreadsheet

    I am looking for a pool chemistry calculator that (hopefully) could be ported to an iPhone or iPad. Richard Falk's Pool Equations Spreadsheet looks...

    Started by MacMichael‎, 04-02-2012 11:54 AM
    • Replies: 4
    • Views: 11,728
    04-02-2012 08:55 PM Go to last post
  4. Bleach vs Chlorine price

    I saw in another recent post and of course people mention in passing all the time that they get bleach cheaper than liquid chlorine or whatever from...

    Started by kelemvor‎, 03-09-2012 03:02 PM
    • Replies: 2
    • Views: 8,500
    03-09-2012 06:50 PM Go to last post
  5. Borate application, redux

    (this was originally posted as an answer, here: http://www.poolforum.com/pf2/showthread.php?14386 , but moved to the CS by me for discussion...

    Started by waterbear‎, 02-07-2012 12:48 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 12,242
    02-10-2012 03:04 PM Go to last post
  6. CL2 migration through poly tubing

    Has anyone ever heard of or had problems with chlorine gas actually migrating though Polyethelene tubing? I've been using the stuff for years and...

    Started by pmeloy‎, 11-11-2011 04:47 PM
    • Replies: 6
    • Views: 11,230
    11-26-2011 12:49 PM Go to last post
  7. Salt Level Keeps High without Addition of Any Salt

    I am new here and this is my first post. I have high salt level this year. It keeps at about 4900 all this season without me adding any salt to...

    Started by TooSalty‎, 08-11-2011 05:35 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 12,022
    08-13-2011 12:56 PM Go to last post
  8. Safe pH levels for vinyl pools

    It was wrong on so many levels that I just couldn't respond nicely.

    Started by SalemCastles‎, 07-24-2011 07:00 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 20,991
    08-10-2011 10:08 PM Go to last post
  9. New China Shop Topic: How Accurate is the Pool Calculator?

    Today I saw this post from one of our regular posters, AnnaK, whose contributions are always welcome. So I decided to manually calculate the...

    Started by CarlD‎, 06-10-2011 09:09 AM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 14,627
    07-25-2011 02:31 AM Go to last post
  10. Comparing Pool Heating Options

    Hello, I am in the solar biz and a lot of companies like the one I work for also sell solar pool heaters. For my company, pool panels are really a...

    Started by solar‎, 07-19-2011 02:12 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 20,259
    07-23-2011 02:03 AM Go to last post
  11. Question Question for the chemists

    My G25 Nature 2 cartridges hit $120 this year so I started searching for: 1. Cheaper cartridges. 2. Proof that it is worth the money. Whilst...

    Started by Berggy‎, 07-05-2011 01:27 PM
    • Replies: 2
    • Views: 5,621
    07-08-2011 01:40 AM Go to last post
  12. Poop in the Pool

    ======================================================= Nearly 100 ill after weekend swim meet at Naval Academy State health officials...

    Started by PoolDoc‎, 03-09-2011 10:33 AM
    • Replies: 8
    • Views: 10,615
    07-07-2011 05:49 PM Go to last post
  13. VaTrailRider's first thread--comment about spammers

    Hi, Just wanted to say that it's nice to see this forum up and moving again! I first found it a couple of years ago when we were fighting with...

    Started by VaTrailRider‎, 06-03-2011 03:20 PM
    • Replies: 3
    • Views: 7,006
    06-04-2011 11:40 PM Go to last post
  14. Solar Covers and UV Rays?

    I've noticed over the years that when my solar cover is in place, my chlorine levels don't drop as fast. I can think of several reasons for that: 1....

    Started by CarlD‎, 05-31-2011 04:31 PM
    • Replies: 2
    • Views: 6,879
    06-01-2011 04:17 AM Go to last post
  15. johnnyL's thread --- Am I close on these figures?

    Hi all! I am new to the pool owner category (about 3 months) so I have been doing some research on properly maintaining a pool. In my internet...

    Started by johnnyL‎, 05-19-2011 10:18 PM
    • Replies: 1
    • Views: 5,090
    05-20-2011 06:27 AM Go to last post
  16. Seapool? Nope - C-Pool!

    Read this in another non-pool forum. Person posted about more efficient pool pumps, and I posted links to pool solutions, then this post showed up. ...

    Started by Spensar‎, 07-21-2010 09:56 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 12,921
    07-27-2010 02:34 PM Go to last post
  17. CYA in a Bromine Pool

    In this post Ben wrote the following: While it is true that there is no evidence that bromine combines with CYA the way that chlorine does so does...

    Started by chem geek‎, 07-14-2010 12:26 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 13,469
    07-21-2010 07:28 PM Go to last post
  18. Algae, TA or what?

    couple o' things: first, what kind of pool do you have? If it is plaster how old is it? Are you only using bleach for chlorination? Second, drop...

    Started by waterbear‎, 07-08-2010 12:44 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 11,395
    07-21-2010 12:54 PM Go to last post
  19. Simple Solutions to Complex Problems

    Hi All; Something Carl said in the CYA and Bromine thread triggered some thoughts I've been mulling over. He indicated we need an organized and...

    Started by PoolDoc‎, 07-16-2010 03:48 PM
    • Replies: 2
    • Views: 6,596
    07-20-2010 06:28 PM Go to last post
  20. CYA in a sock

    I have to get something off my chest. Mods, move or delete this if you feel it's appropriate. I have to say something about the so called 'sock...

    Started by waterbear‎, 06-28-2010 12:40 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 41
    • Views: 27,069
    07-03-2010 01:13 PM Go to last post
  21. Question Shot glass method doesn't work with DPD?

    Why do folks here say that the shot glass method only works with OTO? I'd think that by combining equal parts distilled water and pool water and...

    Started by polyvue‎, 07-01-2010 07:23 PM
    • Replies: 4
    • Views: 7,581
    07-02-2010 02:52 PM Go to last post
  22. Chlorine Extender

    Ok, I've thought of a great product! A chlorine extender. It will increase the shelf life of your 10 or 12% liquid chlorine. It's actually a...

    Started by Ohm_Boy‎, 06-27-2010 11:03 PM
    • Replies: 5
    • Views: 6,721
    06-28-2010 12:17 PM Go to last post
  23. Cool The Great Nature2 Debate

    Nature2 IS too good to be true. See if you can figure out how it works....good luck! What N2 does is dump silver and copper into your water. ...

    Started by CarlD‎, 06-25-2010 11:51 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 21,936
    06-27-2010 10:28 AM Go to last post
  24. Natural Chemistry Instant Pool Water Conditioner

    There is a product by Natural Chemistry called Instant Pool Water Conditioner shown here. I wrote about this product on this forum in this thread. ...

    Started by chem geek‎, 05-26-2010 01:58 PM
    • Replies: 2
    • Views: 6,081
    06-22-2010 03:03 PM Go to last post
  25. A Theory About Rising pH in SWG Pools

    Theory: SWGs are generally placed on higher-end pools that are more likely to have other high-end features such as water falls, sheer descents,...

    Started by KurtV‎, 08-16-2006 09:25 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 57
    • Views: 30,031
    09-25-2008 11:40 AM Go to last post
  26. Monochloramine, Chlorine, CYA and pH

    This post is a response to this post where the response is technical so is going into The China Shop. Monochloramine is a weaker oxidizer and...

    Started by chem geek‎, 08-07-2008 03:12 PM
    • Replies: 7
    • Views: 6,675
    08-07-2008 10:23 PM Go to last post
  27. Higher Calcium Levels & Stable pH

    This thread is in response to the question posed in this thread as it is a technical response (so belongs in The Deep End). The short answer to...

    Started by chem geek‎, 07-07-2008 11:20 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 8,777
    08-03-2008 07:58 PM Go to last post
  28. What is the best HOCL (as ppm CL2) number to aim for

    What is the ideal "HOCL (as ppm CL2)" number to aim for and does it matter what the temperature is if one uses the "Pool Equations" spreadsheet? If...

    Started by smallpooldad‎, 06-12-2008 06:31 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 8,769
    06-25-2008 12:06 AM Go to last post
  29. Liquidator and the sodium chloride deposits at the bottom

    I read the manufacturer’s manual on line and also the patent which is also available on line. Their proposed mechanism of the formation of NaCl...

    Started by Water_man‎, 06-08-2008 03:24 AM
    • Replies: 3
    • Views: 6,803
    06-16-2008 01:12 PM Go to last post
  30. Does local Govt participate in spreading the stabilized chlorine deceit?

    The members and readers of this forum know that habitual use of “stabilized chlorine” products such as dichlor and trichlor is bad for your pool and...

    Started by Water_man‎, 06-06-2008 12:51 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 8,546
    06-08-2008 08:03 PM Go to last post

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