Hi - I have some very technical questions.

Cuanuric Acid: Now we all know that Trichlor is highly addictive if you don't keep the CNA under control and it is a case...

can a high level of cyanuric acid be the cause of a low pH.

I bought a house with a hot tub in it. There is a box full of BioGuard chemicals that the owner told me were about 8-10 years old. Most are nearly full. Can I still use...

I just pulled back my pool cover today and found mosquito larvae swimming inside my above ground pool. I had this problem before and I ended up draining the pool....

I was wondering if there is anything I can do to reduce the amount of stabilizers in my pool.

I have a 50,000 litre pool with a liner and the stabilizers level is way...

I use a Taylor (HIGH) test kit. The booklet that comes with the kit recommends adjustments to the alkalinity reading for high cyanuric acid concentrations. My pool has a...

Does anyone have the chart that goes with the test kit? I have lost my chart and do not know how many drops of each chemical I need to use

to test the Alkialinity, PH...

OK I am new a pool owner and we have the salt system--are there any chemicals that I am not suppose to use with this type of system? I obviously know that I don't need...

WE NEED HELP ! HOW DO YOU DISSOLVE THE STABALIZER THE BOTTLE SAYS DISSOVLE WITH WATER THEN ADD TO POOL OR IT WILL RUIN THE LINER ! WELL IT NEVER DISSOLVES I HAVE TRIED...

I have no clue why my pool always has low pH. If I tried to keep it balanced, I'd have to add some every single day. Thats why I stopped adding some to figure out why it...

that sounds like what I have. it is a layer of dust all over the pool floor when i vacuumed it seemed to just stir it up and what did get vacuumed looked like it was...

We put 3 bags of shock in about 2 weeks ago. Our pool is in ground and about 32,000 gallons. I think the shock stayed on the bottom of the pool, and is now turning...

Let me tell you in order:

pool was fine, then all of a sudden is green - shock does nothing

they told me I was over-stabilized & take out 18 inches from bottom...

ok i used a 5 way test kit...it said my total alk was 150 ph was 7.2 and chlorine was wayyyy high lol.

I took a sample to the local pool place and got these...

Finally, after about 3 months of battling with the pump/filter/salt system mfg to come out and fix my system, I have a clear pool The thing I am now worried about,...

I am going to be taking care of my own chemical testing and addition this year. I have the pH, alkalinity and hardness figured out.

What do I need to worry about for...

Any suggestions as to how to neutralize the acid and remove the smell from my trunk liner?

Thank in advance

Curt

A few weeks ago I brought a 18 ft Intex above ground pool. I have learned that my chlorine levels are not stable. In the mornings, the ph is 7.2, total alk between...

Hi, My kids get whats called fish scales on there necks. It looks like dark skin that is cracked. At the same time the pool is crystal clear but has a very light green...

I have an 18,000 gallon in ground vinyl pool. I am having some problems. I have a hard time keeping chlorine in the pool, and cannot keep the pH high enough. The...