Ph, TA & Chlorine test within range - After adding flocculant to pool/test sample, instead of going to bottom, coagulated particles stay at top of test container?

I have never had this problem in 20 years. 40,000 gal pool and have spent more money than ever trying to get the FC available. All other chemistry is fine other than the...

Here I am again. Same problem as last year. Inground plaster pool with a very high amount of phosphate. 2500 or more. The tester turned dark blue. I don't know how to...

How do I get rid of the foam from an algecide?? I closed the pool before winter and added algecide (hth) and I just opened it, and got foam, yesterday i added a shock...

The kids went in the pool for the first time today. The water looks good, except for some stuff on the bottom. . .I'm working out a vacuum problem. . .But when the kids...

1.5 weeks ago I took the cover off my inground vinyl lined pool, it was dark and nasty. I used 6% sodium hypochlorite solution (just regular no-frills household bleach)...

Please help - we have just had our pool in complex recoated with pebblecrete and the two wood ducks are delighted - however their deposits have left large black stains...

yesterday i had my water checked ph 7.2 chlorine 1 was told to use 3lbs of shock and 2lbs of soda ash did that and filter pressure rose to 20 and pool is clear greeen no...

We have fat short worms that are dead and on the bootom of our pool.. they weren't there on Thursday but now its Saturday and they are there - about 100 of them.

The...

:( Hello i have a 10,000 gal in ground pool with a A.O. Smith pump and D E filter, i recently noticed my pool was building up alge andthat the pump sounded like its...

We're here on the Costa Blanca with a 10x5 pool .

We've had a visit from a local pool guy and he says that we have a copper sulphate problem; he can see deposits in...

I live in a very warm climate, sometimes the water gets as high as 90 degrees. It is a salt water pool and everything check out good. It is tiled but I'm starting to get...

PLEASE ADVISE HOW TO EMPTY OUT THE POOL COVER.

IT IS VERY FULL WE CAN'T TAKE IT OFF.

THANK YOU,

We recently had built a dark plaster gunite 30,000 gal pool. Now quickly have dark green water when brushed powders up. We have been told probably have mustard algae ....

I have a well maintained pool. which is outside, heated, and has a solar cover. The problem is the appearance of fluffy white filaments on the tiles of the side of the...

Any clue what could be causing it. My chlorine is a tiny bit high, my PH is perfect and my alkalinity is a little high. I intend to get the chemicals in balance, but I...

I have an in-ground outdoor pool which has been running smoothly all summer, howver, over the last few days a "film" has developed on the surface (almost...

There are little brown worm like creatures swirling around in my pool, and there are also some other swimming creatures in the water.

These other things are wider at...

So about a year back the pol went green and needed a shock, after the shock the pump stopped working, and it turned completely green. Since there were a few leaks, and...

Both my PH an Total ALK are off the charts high. The amount of Acid required to bring my PH down is way less than for the Total ALK. If I put in enough for the Total ALK...