Forum: Dealing with Alkalinity and Calcium

Not sure if I have the answer to my question below, but I have successfully accomplished the Aeration / Acid treatment as suggested in the forum...

Our Taylor test kit finally arrived yesterday. Our first test results were as follows: 11.5ppm free chlorine 0.5 ppm combined chlorine 7.6 ph...

I have a 20x40 inground gunite/concrete pool. The pool is in a building with a clear roof. 41,00 gallons, sand filter. Use chlor with 3" tri-chlor...

I know there is no real concern with calcium and Vinyl pools, yet when is it a concern? Not urgent I really just wanted to make a post to activate...

Hi Ben, My name is Ross Moore and I happened upon your web site and decided to give your pool chemistry a go. I am a amateur with the pool so...

Test results Cl= 5 oto test pH=7.2 alk= 90 cya= n/a ca=didn't test, vinyl liner water temp= 72f 21,000 gal pool

I live near Fresno, CA (Naval Air Station Lemoore, CA to be precise) and am having trouble finding inexpensive sources for raising my water's calcium...

I have a 24' AG vinyl pool. My TA is testing at 260 and from what I'm reading that's extremely high (it just hit me, does high FC affect TA test?...

This customer called me and wants me to take a look at his pool. He says he has blue spots at the bottom of his pool. I am guessing it's calcium, I...

hi just wondering what people are using to keep the white calcium line off from their pool tile it is an in ground pebble tec pool this tile along...

Hello, I have been reading as much as I can on the forum over the past month since we attempted to open our pool. This is our 4th year with a...

I know what your thinking. "This will take how many days? I have a life ya' know..." I said the same thing. I just recently re-visited my battle of...

Here's our youtube account (TheDesertRoseRanch), and a short video on the pool progress, TA and stain issues. Video done this morning: ...

Ok, after multiple slams of acid this evening (and thanks to my waterfall for aeration) I've made serious progress in the battle of the high TA. Some...

Hi all, IG plaster 22.5k gallons FC 3.0 CC < 0.5 pH 7.2 TA 110 Cal 240 CYA 55

Recently, starting about 3 weeks ago, I started noticing white tiny flakes in my pool water. When I grab some with my net, they breakup with...

Hi has anyone tried to soda blast your pool calium line I have a compressor and can buy a soda blaster for eastwood for under 300.00 plus I have 4...

Hi all! Good to see the forum active again. Welcome back Ben, you've been missed. I am in the process of converting my pool to salt. My numbers...

My TA is persistant at 50 and ph 6.4-6.8. At first I tried just raising the ph with 2 boxes of borax over a 2 day period with no effect. I then tried...

I got a sample of fill water from a friend to test for iron. I ran a full set of tests to see where he would be starting. Here are the results: pH...

Just a quick question y'all. Just tested the water (per Ben's pool testing kit) and my Calcium Hardness is 60ppm, which is low... BUT, my...

I've had a pool for over 20 years and somehow missed out on all this talk about aeration. My pool is 18x36 inground vinyle SWG. I pulled out the...

Hi, I have a plaster pool which has a low calcium reading according to my recent test. It is at 160 and I need to get it up to between 200-400. I ...

I'm asking this for another person who has a concrete pool, and the pool stores have had her chasing her tail w/ chemistry. Sound familiar. LOL ...

Hi guys, Most of you know i just filled my new pool for the first time yesterday. I am keeping a close eye on everything and actually going to...

I've been using the BBB method for 3 years now without problems, thank-you poolforum. I got a call yesterday from a friend who didn't follow my...

Is there a way to administer acid to your pool as to reduce the effect it has on lowering your TA?

I am trying to open our pool and it started with a black mud bath filled with millions of leaves. Right now it is brownish/green and we can see the...