I would like to know how much it would take for two 3" 7oz trichlor tabs, added every week to a floater, to raise CYA levels up to 100ppm in a 10,000 gal pool....

I have searched these forums for a similar problem to mine. I find close, but not quite the same. So I hope that maybe someone has seen or experienced what Ihave going...

i just got done reading this article and it seemed that he had a salt water filter/generator, but i liked his results and the "silker" feel of the water...

"For the past few months I have been fighing high phosphates in my swimming pool. I live in Northern California. The initial reading was 3000, however, after...

I am seeing a couple of white lines on the side of the pool under the water, it feels hard and when brushed it has a powdery residue in the water. All chemicals test...

:roll: Can anyone answer several ?s for me I am looking at a house for rent with a salt water pool it is green and nasty it seems to be the house has been vacant for 7...

IG 16x32, sand filter, vinyl liner. Approx. 20,000 gal.

I have been using 4 oz. of PolyQuat 60 per week, but ran out. I read somewhere about using Borax, but can't...

Help, after every rain here in Southwest Florida my covered pool is literally covered with tiny winged ants. They could be flies in the maturing stage. I have never seen...

Why all of a sudden is there a test and concern about High Phospates. In 28 years it was never a problem +4000, but now it is. I Use a normal chlorine floater with water...

Ok I just spent 25.99 on some floc & clear... it says do not vacuum to filter! I do not have a vacuum to waste option. Can I still use this product, and if so...how...

I had my sand replaced in my inground pool filter. Ever since that time I have had massive algae issues. Is there a chance that something is wrong or damaged in the...

Is it ok to add other chemicals such as ph/alk increasers/decreasers, etc. while there are superchlorination levels in the pool?

Thanks

20,000 gal. in-ground, vinyl liner, sand filter.

I don't have a good test kit yet. I have been using a 3-way to get a pH reading, 6-way test strip (worthless, unless...

:?: Does anyone know how many gallons of water a 15x30 oval pool holds ? Just moved in and opening the pool, need to know how much schock to add.

I used to only check my pool for ph and chlorine using pool water and drops, but recently bought the test strips with 5 readings. My pool is starting to get algae, but...

We have an inground pool with approx. 20,000 gal., vinyl liner, and sand filter. It is clear and looks great after a month-long fight with algae. I had to empty it...

we have mosquito larvae in our above ground pool and they just go right through the skimmer how can i kill them with out starting all over again

My husband and I bought a house with a pool that is two years old. The pool was not opened last season and with all the time and effort we put into this darn pool, we...

Our pool is full of pondskaters, please can someone tell me why??? We live in Southern Spain and the chemicals available for swimming pools aren`t as comprehensive as...

I have alot of bugs (flies, moths, etc.) get into my pool. I filter and sweep my pool. My chlorine levels fluctuate slightly. Ph usually good. I have all these dead bugs...