Hello, all. I am a relatively new pool owner. We recently have been getting recurring black “stuff” in the skimmer. I don’t know if this is algae or something else. The...

Hey, first post here. I'm in canada, my season for pool is wrapping up. My cyanuric acid level is high. Closing in a few weeks but how can I prevent this next season?...

Hi

We had a new concrete pool installed in November last year. While digging the pool builder hit a water table. 3 months after completion the pool started getting...

Hi, I'm new here... anyway to make a long story short. I just inherited my grandparents' house. It needs a lot of work but I'm determined to bring it back to the glory i...

Problem : Chemistry and SI: What adjustments first?

FC : 0.2ppm
TC : 0.4ppm
pH : 8.0++
TA : 360ppm
CH : 240ppm
CYA : 0

My pool : In Ground, Oval, 18x36, ~25,000...

Hi
So I’ve owned the pool (in Michigan) for two years.
25kgal in ground chlorinated ‘normal’ setup, pentair equipment, triton ii sand filter.
I’ve learned a little in...

So I just bought a house that had a 18’ circular above ground pool with a Hayward ec40 pump/filter. I hooked it up and put 4lbs of earth but it is shooting water pretty...

I have maintained this pool for past 5 years of home ownership. The pool is about 33 years old. This grey matter easily brushes away, but always comes back. Even when I...

Hello i have been having a hard time with my pool. We just bought a house and i have been working on it for a few weeks now. I have bought new pump and filter. I have...

I just bought a house with an above ground pool. About 16ft. It hasn't been open in a couple years. I bought a new pump and new sand. I cleaned out the filter. Added...

We have an inground pool and my toddler had a white hat on and when he got out of the pool, we noticed what looked like tiny tan colored mites on his hat. As soon as we...

Hi. I live in southern Spain. I'm renting a villa with a salt water pool. There are no manuals and the landlord is very vague about how to maintain the pool.

I have an...

Lots of Spam today?

Is there an alternative to using "Perfect Weekly" by Leslies pools? It is extremely expensive to be using weekly. Thank you in advance!

I just tested my CYA and it is close to zero. One year ago it was 50. I understand how splash out and fill/rain water will dilute it BUT, Why is my salt still at 2800?...

Greetings and Salutations !

I have a silly question ... I bought Natural Chemistry PHOSfree Commercial Strength back in 2016 and I've never used it.

So now I can't...

Hey everyone :wave:

I am a pool maintenance expert in USA. I am here to help you to keep your pool well maintain and healthy to use. So, if you have any problem...

Not sure I posted this yet, but I have a question on reducing TA and increasing CH. I have a 20,000 gallon gunite pool, in ground. My TA is reading 180 ppm and my CH is...

Plaster pool. Built circa 1985. The pool was dirty with debris and leaves. I was able to drain it successfully and shut slider the pump after all water was gone. HIgh...