Cl 3 (at target)
Br 6 (at target)
pH 7.8 (target 7.6)
CH 400ppm (target 300)
TA 60 (target 100)
CYA 30 (target 45)

I am a disabled Vet so sometimes it gets away from...

I noticed a clear, salt-like residue on the skimmer basket and on the parts of the Polaris pool cleaner. After running the Polaris the all-purpose bag had collected a...

We have installed a number of Oxygen/ Copper units and have blueish scale returning into pools. We have been told that its from high pH, but since we know that the pool...

I am a new pool owner and about 2 weeks after filling the pool I noticed a white buildup on the the bottom corners and sides of the pool. I am only asking if this is...

Sorry if these are stupid questions - I'm new to this game.
I have a recurring problem which I believe is scale build-up.
I live in Greece and my pool is 40,000 litres,...

Hi,

I have a fibreglass in-ground pool approx 8 x 4m. It is just coming into its forth season and I operate a salt treatment generator. I live in a hard water region....

There was a lot of dirt at the bottom of the pool. I vacuumed the dirt that had accumulated in the pool and it seems the grains of dirt is now stuck to the surface...

Hi!
I drained my 18000 gallon concrete pool that I built myself 7 years ago, to do some maintenance on it. Before draining, I called the company that plastered it and...

Hi folks. Each year, I leave my 33' round above ground uncovered. Spring opening is easy as I have no trees. This year, I was surprised to learn I had a "sand...

Last year we replastered the pool. The PH was fine when we closed the pool. When i opened the pool the
PH was extremely high. I added 3 gallons of muritic acid to lower...

I have a 19m x 10m salt water pool. What is the dull white substance found on the floor of the pool almost always near the floor inlets? Throwing powdered Chlorine on to...

Hi everybody, I need some help. I have recently changed sand in my pool filter. But after two months it got hard like a concrete. Therefore I have no circulation. I need...

I have a 9700 gl saline pool in FL and a friend of mine is taking care of it because I'm away for a few months.
He had the water tested at Pinch a Penny and they told...

Great forums here, very helpful!! I have seen some topics that have raised more questions, but for now...

My question is this: I have always gone by, if the pool is...

The pool company tested my water and told me my TH was 180ppm. They said to add 8lb hardness-raiser to my 26,000 gal pool (I'm not sure exactly what compound it was, but...

Hi, I'm new to this forum and new to pool ownership.

We had our pool built in mid Sept 2009 and had roughness in our hot tub from the beginning (as far as we know),...

I opend my pool this year and shocked it as usual. After just a few days, a sandy substance appeared on the bottom and side walls of the pool liner. It cannot be brushed...

Hi,

This is my first posting, and i am looking for some help.

We bought our house a year ago it has a salt pool with a sand stone coping. As result i am getting a lot...

What is this? It showed up again this year. I believe it started below the water line but it is now above it. I have several spots. I raised my Calcium Hardness from 170...