Chlorine

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Very High Chlorine After Shocking

by Eric » Fri 01 Jun, 2007 10:38

First post

For the first time the year, I shocked my pool (in ground, vinyl, about 12,000 gal.) with 1 lb Power Powder Plus. Before the shock, the chemistry...

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Cal-Hypo is calcium hypochlorite and is very similar to sodium hypochlorite which is bleach or chlorinating liquid except that Cal-Hypo contains...

9 Replies

14584 Views

Last post by chem geek
Wed 01 Aug, 2007 16:38
not feeding chlorine

by Rita G. » Thu 26 Jul, 2007 11:43

First post

i am not getting any chlorine reading when i test water for chlorine with reagent, nor do i smell any chlorine in pool. chlorine feeder (pentair...

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pH Up is sodium carbonate, not sodium bicarbonate. pH Up is the same as Arm & Hammer Super Washing Soda.

Alkalinity Up is sodium bicarbonate...

6 Replies

3299 Views

Last post by chem geek
Wed 01 Aug, 2007 16:13
chlorine

by margaret, nj » Tue 31 Jul, 2007 14:59

I use 3" tabs, I am reading they are no good. (I have a 5+ reading).

I am thinking of switching to liquid chlorine a.k.a. bleach. How do I...

0 Replies

759 Views

Last post by margaret, nj
Tue 31 Jul, 2007 14:59
above ground pool chlorination

by sue1122 » Mon 30 Jul, 2007 15:51

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I always used granular chlorine in my above ground pool, but we just bought a new pump and when it started being very noisy 6 weeks later, I did some...

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I don;t see how adding granular chlorine would destroy your seals UNLESS you turned the pump off and the chlorine just sat in the pump.

If you are...

2 Replies

1196 Views

Last post by Backglass
Tue 31 Jul, 2007 07:56
I Need a Glossary of Terms

by Johnson » Mon 30 Jul, 2007 16:34

First post

There are a lot of terms thrown around for different uses of chlorine: shock levels, sanitizer levels, chlorine levels, CYA levels, etc.

Can someone...

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CYANURIC ACID - Also called condition and stabilizer - Chemically, conditioner is cyanuric acid. It protects chlorine in the water from being...

2 Replies

1507 Views

Last post by Backglass
Tue 31 Jul, 2007 07:53
liquid,granular and cyn

by pucklordofchoas » Mon 30 Jul, 2007 12:24

First post

if youa re useing a stabilized liquid or granular chlorine, should you have to add CYN or will the CYN in the chlorine be enough to maintain your...

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if youa re useing a stabilized liquid or granular chlorine, should you have to add CYN or will the CYN in the chlorine be enough to maintain your...

1 Replies

1137 Views

Last post by Backglass
Mon 30 Jul, 2007 14:07
Chlorine Bleach

by actor503 » Sun 29 Jul, 2007 16:16

First post

Under what circumstances is chlorine bleach like Clorox, usable as a substitute for pool store purchased tablets?

Last post

Under what circumstances is chlorine bleach like Clorox, usable as a substitute for pool store purchased tablets?

As stated above, it's not a...

2 Replies

1578 Views

Last post by Backglass
Mon 30 Jul, 2007 09:55
CYA as a stabiliser

by pucklordofchoas » Wed 25 Jul, 2007 15:02

First post

So this is my current understanding, and im starting to think i maybe wrong, but currently we are perscribing customers with granular or liquid...

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m next question would be, if your on a triclor or diclor granual, should you be adding stabiliser to the pool, as part of your sanitizing...

6 Replies

3363 Views

Last post by pucklordofchoas
Wed 25 Jul, 2007 17:19
Tablets VS granular or liquid

by pucklordofchoas » Mon 16 Jul, 2007 12:45

First post

is it possible for a very large scale pool say a few thousand gallons,to maintain a good chlorine level with a high bather load and a single...

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ok i thought so just wanted to make sure, this forum has been really helpful, alot of the chemistry is the same as hot tubs as far as alk Ph and...

6 Replies

5668 Views

Last post by pucklordofchoas
Wed 25 Jul, 2007 13:16
Do I have to shock?

by mjt143 » Wed 04 Jul, 2007 09:46

First post

I have read that you should shock 1 time per week, heavy storm, etc. My question is, do I have to shock is my CC is less than .5. Or can I just shock...

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Thanks Pool User. I forgot to refer to the good test kit, the Taylor K-2006, which you can buy from Taylor online here or from Leslie's here or from...

3 Replies

1821 Views

Last post by chem geek
Wed 25 Jul, 2007 12:08
Woods

by Woods » Tue 26 Jun, 2007 06:29

First post

We have a salt system. We had many people swimming in our pool on Sunday so we super chlorinated for 24 hrs. like we were told to do at our pool...

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remember...
they want your money.. very very very seldom will they
say "your water's fine"

<Applause>

Truer words were never...

6 Replies

2132 Views

Last post by Backglass
Wed 25 Jul, 2007 11:11
WHat's an alternative to chlorine pucks?

by Kenric » Sat 14 Jul, 2007 10:59

First post

Is I decide that I don't want to use pucks anymore due to CYA, what are alternatives to keeping chlorine levels up?

Im thinking of just pouring...

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save yourself some $$$$$$$
plain 'ol ULTRA CHLORINE BEACH is the best bet.

They anonymously speak the truth. :P

5 Replies

2456 Views

Last post by Backglass
Wed 25 Jul, 2007 11:06
Cheapest way to add chlorine

by Kenric » Tue 24 Jul, 2007 02:56

First post

I'm trying to figure out the cheapest way to get chlorine into the pool without adding CYA.

10% liquid chlorine - $2.75 per gallon

6% bleach - $4...

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Chemgeek,

Great link!!! Thanks. Looks like I'm just going to stick with pouring in 10% liquid chlorine.

4 Replies

3298 Views

Last post by Kenric
Tue 24 Jul, 2007 19:16
How many 3" pucks do you others use, in a week?

by antonaki1 » Wed 18 Jul, 2007 22:31

First post

I have a 32 x 15' oval inground pool, 6' average depth (about 70,000 litre). I use a Hayward chlorinator and seem to go through a 3" puck every...

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Thanks Chem geek for the insightful reply. I will consider all your numbers and points as i move forward. Yes i have a pool cover and we face the sun...

4 Replies

2741 Views

Last post by Guest
Sat 21 Jul, 2007 18:54
How to add chlorine tablets

by dorval » Thu 12 Jul, 2007 07:35

First post

Hi,

I took my pool water (24' round above-ground) to get tested at Leslie's. They told me that I needed to add chlorine tablets. Last season I used...

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Funny you should ask. I did this very same calculation, but I use a 20 GPM assumption since in my pool I have a skimmer and two floor drains so since...

6 Replies

20245 Views

Last post by chem geek
Fri 20 Jul, 2007 18:42
Can someone answer this for me

by jennidawn197 » Wed 06 Jun, 2007 11:12

First post

I have a above ground pool 24x54

This is my 5 yr of havin the pool and I wanna know does anyone have to put Chlorine tablets in there pool more then...

Last post

If you get a good test kit, such as the Taylor K-2006 found here or here or the even better TF-100 kit found here , then you will be able to test...

4 Replies

1879 Views

Last post by chem geek
Fri 20 Jul, 2007 11:28
CYA at 23 ppm - Saturation index -.24 - "corrosive"

by LnMnMnS » Thu 19 Jul, 2007 14:05

First post

Per advice given Monday (in the ph/alkalinity forum), 7/16, I've added CYA to raise my pool's CYA levl to at least 30 ppm from 0 ppm. As of today,...

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The Saturation Index determines the degree of how saturated the water is with calcium carbonate. Such saturation is required for plaster/gunite (and...

3 Replies

15595 Views

Last post by chem geek
Thu 19 Jul, 2007 20:53
Losing Free Chlorine Reading

by mrhappy » Tue 17 Jul, 2007 11:58

First post

Some background: 17,500 gallon AG pool, nine years old. No real problems. I test ~three times/week, and have pH between 6.8-7.4 (currently 7.0), Alk...

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Ok; just to be on safe side I got the Taylor 2005 and re-tested everything. Here are today's results:

FC-1.5; TC-1.5; CC-0; pH-7.3; CH-64; Alk-140...

3 Replies

1579 Views

Last post by Backglass
Thu 19 Jul, 2007 08:44
Too much CYA?
1

2
by DD » Mon 07 May, 2007 14:09

First post

If I keep adding stabilized chlorine, via the sticks, it seems eventually I will have too much. Does anyone make a chlorine product that doesn't...

Last post

i used a swimming pool 3 times and now my face is swollen, dry,itching.is it due to the chlorine content?what should i do?

Tell the pool owner to...
10 Replies

4603 Views

Last post by Backglass
Tue 17 Jul, 2007 08:41
trichlor tabs

by cyberbryan » Mon 16 Jul, 2007 17:27

First post

by weight percentage what is the breakdown of a trichlor puck between CYA and CL

thanks

Last post

This isn't really the right question to ask because the Free Chlorine level is measured in terms of parts-per-million of chlorine gas equivalent...

2 Replies

2760 Views

Last post by Backglass
Mon 16 Jul, 2007 20:53

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