Just refilled my pool to clear out copper metals, refilled it, everything was fine until I add some trichlor tabs in a floater, new black spot on...

Pool size = 17,000 gallons. Aboveground - Vinyl lined pool. We opened the pool two weeks ago. Pool was green. Added shock, pool cleared up and was...

I do not have fancy tester but here's the thing - chlorine is ideal, but I cannot get pH or total alkalinity to register. In the last several day I...

We have an Intex above ground pool, and the water has been murky for several days. My husband has added much chlorine, and most recently a product...

my 1rst post, hope this is the right forum for this :?: ,anyway,has anyone used 20 MULE TEAM BORAX to Increase P.H. level if so, do you keep Filter...

I have an inground salt water pool, have not added any salt this year nor have a shocked it. Tested via pool strips and a pool supply company, bought...

Well first of all, thanks for this site, I have really learned a lot about my pool.

I have a 1.5 year old, 30,000 gallon, gunite pool with an...

Having problems with low TA, low pH, high chlorine. Tested for TA, via my test kit, indicator turned from blue to yellow with 4 drops indicating to...

This is our 4th summer with our pool. The past 3 seasons we have had no problems whatsoever - clear water, etc. This summer we have had increasingly...

I've been experimenting with my 12,000 gallon pool lately to find out how to adjust my TA to its ideal range, as well as my free chlorine, CYA, etc....

my pool water is crystal clear but my ph is below 6.8 . I added 40 ounces of ph plus but there has been no change. The water is still very clear but...

Ran numbers today

CL 6

TA 30

Ph 7

CYA 80

Inground 22,500 gallon pool. Was using last of my pucks, started liquid bleach a week ago.

I...

having a small pool i have been told to aerate my pool to lower TA. How should i do this in a 12ft.*36in. pool

after adding pH minus to bring down the TA it only brought down the pH level from 7.6 to 6.8. what should i do to bring down the TA and not the pH...

Hello :) We have emergency here and wanna ask for your help.

Which method is easier to measure alkalinity in pools' water and which chemicals we...

what should the ph be in small pools 15ft diameter x 36 h? I find it difficult as the other person mentioned with alkalinity. the temps in texas are...

my slow desolve chlorine tablets seem to be breaking down and sticking to sides of pool (vinyl) and floating on top of water.... help i am going on...

i just opened our pool and the alkalinity is high, my ph is high but my test strip indicates no free chlorine. thats 4 hours after i shocked and...

I have a high alkalinity level in my 20X40 in ground liner pool

every thing else is normal

How do I bring the alkalinity level down without...

I just got my 18' x 48" pool installed and I put the chemicals in. I checked it three days later with a test strip and all colors on the strip...