I started the season with a high total chlorine (6.5) and normal free chlorine (1.9) levels. Slowly both levels have come down to the point that they are both at zero....

I maintain about 15 pools a week. I have been doing this for years. Starting last year, I noticed that I was getting algae in pools even though the chlorine was high....

I have had my pool with its intellichlor Salt Water Chlorine Generator (SWG) for a little over 7 years.

It appears that the SWG maybe on its way out as I've cranked the...

Hello

I have a question I hope someone can answer.

If I mix my Calcium Hypochlorite with water in a container to make liquid chlorine, will the calcium eventually...

May Free Chlorine at 2/3 ppm cause light chlorine smell or is it caused by chloramines?

Chlorine kills most pathogens very quickly at very low levels of active chlorine (hypochlorous acid) and it is also an oxidizer so can get rid of nitrogenous bather...

I have a cheap Intex pool that I added a saltwater pump to. The saltwater pump just stopped working (it's a few years old). I am trying to decide between buying a new...

I've got an ongoing algae battle and I think I'm just not slamming the pool hard enough..

The basics..
12 by 30 inground with a vinyl liner and sand filter. I use the...

Hey Guys

I just got a new pool put in my yard.

38K gallons salt water.

Has ozonator.

I've gotten 3 water tests in the last 3 weeks and the first one told me to add...

We recently purchased our home, which has a 15,000 gallon Salt Water Pool. After three months of cleaning the DE filter (4 times), shocking, getting the acid level...

So I bought a house with a VERY SMALL POOL. It is about 15' x 7' x 4' depth. We live in Southern California not too far from Palm Springs. It can get very hot at times...

I just today had a new pool liner installed due to severe fading. I purchased the liner 3 years ago and it was so faded, the bottom of the pool was completely white and...

high combined chlorine ---any way to reduce apart from dilution?

Hi,

Please could someone help.

I live in london, uk and have had crystal clear waters in my pool (approx 71000l) all summer. However after a recent pool party and my...

:crazy: Hi, I have a 18 round above ground pool. I use ChlorBrite. It was crystal clear until the other day. The pool is actually at my Moms house and she doesn't always...

Found this trichlor granular, does this also contain CYA ?

I had chlorine problems with my pools for the past several months. I had a technician looked at it and he told me it was time to have a new chlorine generator. I ordered...

I tested a friends pool just moved in not long ago. I get 0 FC on sticks and 5ppm of CC so I ran FAS and got 5ppm FC and 30 ppm CC. The CYA is at 65 and pH is fine all...