I opened the pool this week to the most algae I have ever had. After getting it almost perfect I had perfect ph this morning. This afternoon I vacuumed pool to waste and...

I have a 24’ above ground vinyl pool, using chlorine. I have a pool master 5 way test kit. ( all I had access too). My free chlorine is at 3, combined chlorine is about...

Goal - Lower TA without using HCL

Solution -1) Aeration OR 2) Aeration with chlorination

I have found that when running my chlorinator, which is oversized for my...

We are brand new pool owners. Our gunite/plastered pool was just completed and filled on Saturday (6/30) and equipment start-up was on Monday (7/2). The chlorine and ph...

I am looking for a formula to calculate how much acid (in mL) do I need to add to my pool in order to set the pH at 7.2 if my pool pH reading is 8.

Can anyone advise?...

Hello, and thanks in advance for your help.

We were on vacation a few weeks ago and our daughter received chemical burns in a public pool. The pool operators are acting...

I have been battling getting my PH up to where it should be and my TA low. Here’s my current readings:

Total Hardness: 500
Total Chlorine: 1
Free Chlorine: 1
PH: 6.8...

Just opened the pool after winter - super chlorinated it and set the pump going. After a couple of days the water looks good and clear.

The problem is that the...

Hi, last year l installed an above ground Intex pool with a Sand filtration system and inline Chlorinator. The issue is that the pool is green and dispite having does it...

I have a total alkalinity of 160 which I rosefrom 20 by adding baking soda. My ph is 6.9. Will I be able to get it to the 7.5 area with my alkalinity where it's at? My...

I have an above ground 24' Round Pool (52" Height) that I use Bromine with. I opened the pool last week and have been getting the water ready. My readings from a...

CO2 vs. Muriatic Acid : Question Assuming a balanced pool, how much CO2 would be used to manage pH verses the same pool using muriatic acid

Hello Pool People, My issue really isn't an issue other than down time. In my public aquatic center we have 2 small hot tubs ( one at 500 Gallons other 750 Gallons) We...

Hi all, hopefully someone can help me as I am utterly bemused by what is going on with my pool chemistry.
My pool is 10,000 gallons. I use a palintest Pooltest 3 to read...

I checked my Alkalinity using Taylor test kit. I got 110ppm
I went to a store and they checked it to a machine, they got 69ppm only.
Then they test it to the taylor test...

hi All, new to the forum and looking fir some help.
We have a 25mx10m pool (school) 0.8m shallow to 1.8 deep
The problem we have is constant low T.A.struggle to keep it...

HI all, I'm new to pool ownership but think I understand the basics, however re-starting a 55,000 litre pool is proving confusing. I would ask in what order I should do...