pH & Total Alkalinity

367 topics

Page 5 of 19
- Jump to page:
Previous
1
…
3
4
5
6
7
…
19
Next

Topics

Replies

Views

Last post

Help At Wits End!

by versley » Mon 27 Jun, 2011 13:34

First post

I am at wits end with our pool and every time I go to the pool store their recommendations make it worse. It is so bad now they have no answers. I...

Last post

For the time being lower your PH to 7.5-7.6. It will hold you of plaster problems for now.

8 Replies

6290 Views

Last post by czechmate
Fri 22 Jul, 2011 15:16
Should I "leave well enough alone"?

by neville » Wed 20 Jul, 2011 15:30

First post

Here's the stats first:

Victoria BC Canada - pool temp kept around 84F with heat pump - 74,000 litre inground pool - gunite/marcite - 30 years old -...

Last post

I don't know if a painted pool will require the water to be saturated with calcium carbonate. In theory, if the paint were completely protecting the...

3 Replies

1770 Views

Last post by chem geek
Thu 21 Jul, 2011 11:56
How do I raise my low PH and alkalinity levels
1

2
by cheri » Tue 14 Jun, 2005 21:04

First post

We have a 27 ft. in diameter above ground pool that has been opened this year for about 3 weeks. The chlorine level is fine, but I assume the recent...

Last post

The use of Trichlor tablets/pucks is very acidic and even the use of Dichlor powder is acidic when accounting for chlorine usage/consumption. So it...
11 Replies

28708 Views

Last post by chem geek
Wed 06 Jul, 2011 03:05
How bad is high pH and Alk in a plastic pool?

by marietta » Sun 19 Jun, 2011 14:27

First post

How important is it to get / keep the pH and alkalinity down? We've had our pool (15 x 3.5 above ground walmart with the skimmer/pump on the side -...

Last post

The best test kit to get is either the Taylor K-2006 or the TFTestkits TF-100 with the latter kit having a much greater volume of reagents you use...

3 Replies

3551 Views

Last post by chem geek
Wed 22 Jun, 2011 21:03
Orange pool water

by grandkids pool » Wed 22 Jun, 2011 19:10

We set up our above ground vinyl pool today and added the shock treatment. Within two hours the water was orange - almost rusty looking. According to...

0 Replies

941 Views

Last post by grandkids pool
Wed 22 Jun, 2011 19:10
Help?

by zavala8 » Wed 15 Jun, 2011 14:10

First post

I have been trying to clear up a milky looking pool for days now. I have been using the HTH 6 way test kit.My pool wont keep a chlorine level.
I went...

Last post

Ordinarily the testing equipment the pool outlet uses is more sophisticated and more accurate than take home kits... BUT... I suggest you take...

1 Replies

668 Views

Last post by RJ251
Sat 18 Jun, 2011 19:27
Newbie, pls help- High Total Alk and low pH !

by Philpj » Mon 13 Jun, 2011 18:01

Hi, Pls help. I am a new pool owner. I got a gift of a vinyl round pool from my daughter and am having trouble getting the chemical levels right. I...

0 Replies

873 Views

Last post by Philpj
Mon 13 Jun, 2011 18:01
High Alkalinity, can't keep stable
1

2
by bnairb » Thu 01 Jul, 2010 08:30

First post

Morning all.

Sorry this might seem so long, but I've been battling alkalinity for 3 months and it's driving me insane. My local pool stores aren't...

Last post

If you own a spa pool or hot tub, it is important to understand that it requires a certain amount of owner maintenance to ensure it operates properly...
10 Replies

12332 Views

Last post by poolheating
Tue 07 Jun, 2011 18:58
Alkilinty yellow

by hazellief » Sun 22 May, 2011 10:06

First post

testing alkilinty it only turns yellow still at 20 ppm when I test at 10ml it takes 4 drops x 25 is 100ppm but when i use 25ml it only turns yellow...

Last post

If you are using a proper test kit, such as the Taylor K-2006 or the TFTestkits TF-100 , then the Total Alkalinity (TA) test goes from green to red....

1 Replies

1263 Views

Last post by chem geek
Sun 22 May, 2011 13:40
Baquacil - High Alkalinity - High PH - Foamy water

by tribalben » Mon 16 May, 2011 18:17

First post

Hello all! I am fairly new to taking care of this pool, and in the past, only have experience with chlorine pools.

We are using the Baquacil CDX...

Last post

It will take 2 gallons of full-strength Muriatic Acid (31.45% Hydrochloric Acid) in 25,000 gallons to lower the pH from 8.0 to 7.0 and this can be...

5 Replies

6317 Views

Last post by chem geek
Tue 17 May, 2011 12:36
PH and ALK low

by sherryinfl » Wed 14 Jul, 2010 13:57

First post

We just switched our pool to a salt system. I can not get the ph or the TA up. Both very low. On the strip the ph is so low it reads as bright...

Last post

You can use The Pool Calculator to calculate approximate dosages. I'd add half of what is indicated and retest, then add more if needed. Please get...

4 Replies

4504 Views

Last post by chem geek
Mon 16 May, 2011 00:25
Bacteria Build Up While Treating w/Muriatic Acid

by Tanya Pool » Wed 07 Jul, 2010 10:09

First post

Hi there,
I am wondering if I should be concerned with bacteria growth while I am treating my pool w/ Muriatic Acid?

My small 1700+ gal. pool was...

Last post

Was this sorted by any chance?

2 Replies

1901 Views

Last post by swimfit
Tue 05 Apr, 2011 03:23
PH rising, TA falling, CH down --what's going on?

by JPlunket » Sun 01 Nov, 2009 13:56

First post

I am mystified.

5000 gal, vinyl-lined, "Endless" pool, using plain Clorox to chlorinate, maintaining at about 6ppm (CYA is about 40).

pH...

Last post

The 6 ppm FC with 40 ppm CYA is equivalent in active chlorine (hypochlorous acid) concentration to 0.14 ppm FC with no CYA so far lower than most...

5 Replies

3537 Views

Last post by chem geek
Sun 06 Mar, 2011 14:34
High Alkalinity/PH Plus black algae

by Keith1994 » Mon 30 Aug, 2010 15:34

First post

I'm helping a friend take care of a pool that has been giving her fits. She's got some spots of black algae that simply are not affected by shock or...

Last post

You are right. If the suggested hasn't worked for you, and that which involves rigorous scrubbing, you perhaps will have to give it a treatment...

4 Replies

3189 Views

Last post by swimfit
Thu 24 Feb, 2011 06:00
low alkalinity

by poppii » Mon 29 Nov, 2010 23:44

First post

hi,

had my water tested and the alkalinity was 70, ph 7.4. i was told to add some bi-carb to increase the alkalinity, but my question is if I do...

Last post

If your pH is stable, you don't need to raise the TA. 70 ppm is fine.
That may not be enough if your CYA is at 100.
Don't you need to subtract 1/3...

3 Replies

2662 Views

Last post by czechmate
Wed 23 Feb, 2011 07:54
really HIGH alkalinity for a long time....
1

2
by johanss » Thu 23 Aug, 2007 14:16

First post

My alkalinity is 230 and has been for amost 2 months...my pool store

has told me to add dry acid 10lbs for my vol.12,600 gal. It has not

changed at...

Last post

I was surfing the web for alkalinity and I found myself in this page. I recently acquired a house with a backyard pool and I know nothing in pool...
10 Replies

8956 Views

Last post by Leigh
Thu 02 Dec, 2010 23:09
Sulphuric acid as pool acid
1

2
by Petra » Tue 24 Jan, 2006 21:24

First post

We have a chemical company trying to sell us sulphuric acid as pool acid instead of muriatic. Has anybody heard of this for public pools

Last post

OK, I see what you are doing and it's correct; thank you for helping out and correcting me.

For the purposes of knowing the effect on measured TA...
18 Replies

36674 Views

Last post by chem geek
Fri 12 Nov, 2010 11:51
Can't get acid pump to lower pH level

by Rick Sass » Mon 15 Jun, 2009 07:02

First post

I installed a Stenner variable speed acid pump with a #1 pump tube that discharges a maximum of 5 GPD on a #10 pump setting (maximum). I'm diluting...

Last post

5 gallons of 4:1 acid is more than a gallon of acid per day! That should drop your PH like a rock unless you have a huge pool.

What size is your...

3 Replies

2238 Views

Last post by mas985
Thu 02 Sep, 2010 17:48
High pH and green water
1

2
by twinmomma » Mon 26 Jul, 2010 13:45

First post

I have also posted this on the Pool Algae forum.

Please help, I am VERY frustrated. We have been battling High Ph for several weeks and the level...

Last post

Yippee - algae is gone. pH is low and holding. My water is now cloudy/milky. I added 2 lbs of shock and 2 clarifying tablets this morning. I'm not...
13 Replies

30964 Views

Last post by chem geek
Sat 14 Aug, 2010 15:22
New pool owner with questions regarding High TA and PH

by tammyinmo » Sun 25 Jul, 2010 17:24

First post

We have well water, hence, the High TA levels that are so high they are beyond the capability of the paper to tell us exactly what they are. The PH...

Last post

I presume your concern is with the smell, fuming and burn potential of muratic acid.

Given that you are using a SWG I would not recommend anything...

1 Replies

2345 Views

Last post by lbridges
Sun 25 Jul, 2010 17:45

367 topics

Page 5 of 19
- Jump to page:
Previous
1
…
3
4
5
6
7
…
19
Next

Return to Board Index

Who is online at the Pool Help Forum

Users browsing this forum: CommonCrawl [Bot] and 2 guests