Forum: Using Chlorine and Chlorinating Chemicals

My CYA is 40. The pool is 9,000 gals each night the FC is 6 by days end the FC is 3 so I add 60 oz of liquid chlorine nightly. Does this seem too...

All, After reading horror stories about public hottubs, and the fact that the typical 4-5ppm Cl in a pool equates to a very very tiny amount of...

Will there be any damage to a vinyl liner by keeping the chlorine level at 12 -14ppm for several days for shocking? Thanks John

I am waiting for Ben's kit to arrive. In the meantime I'm wondering if I need to add some extra bleach or do a shock. We are in a bit of a heat...

Hi, I put 80 litres of bleach in my pool last saturday...........and got rid of the algae, but now I have cloudy water and I still cant see the...

I had very high levels of cya at close of pool last year so when I opened up this spring I drained half the water out and refilled using tap water. ...

What level do you run your CYA at, and why?

Ok, I usually pretty good with my pool. I opened it last eve to green water. I have added bleach a few times and even had my free chlorine to 15...

ok all- I cannot get my pool to keep cl at all. I added .6 gal to a 7600 gal vinyl pool which if I did the bleachcalc correct should have raised...

First, I came across poolsolutions and this forum the other day and am overwhelmed by the wealth of information! Several years ago we purchased a...

Well Ive been following the methods described in this forum and the results have been good. Clear water! One concern I have is the amount of liquid...

My 3 week old pool is green! We found out the Polaris Auto Clear system hadn't been working until yesterday. It's going now but I have algae bad! ...

Went to get the ole water tested. FC: 14 (shocked a couple days ago CC: 0.4 PH: 7.1 CYA: 39 Alk: 110 CaL HRD: 228 Pool is still...

For all of you doubting this website...don't give up My pool was green green even greener than the grass 16x32 vinyl IG I followed the...

Honestly somewhat confused after reading through all of these good threads. I have a new in-ground vinyl lined, with dealer installed in-line...

I have an AG 27" Round pool. Took water sample to pool store yesterday because my pool went from green (just opened after winter) to cloudy blue...

I can't get the chlorine to stay in my pool. 20 x 40 IG. PH = 7.3, ALK = 100, CYA = 35, Hardness = 210. I have 3" pucks in the chlorine feeder and...

I have been battling an elevated CYA statrted at above 160 and presently got it down to 100 with partial emptying and refilling (fiberglas pool). ...

All the post referencing Bens Best Guess chart have confiused me about FC levels. Aren't we shooting for 1.5 - 3ppm. Dont we run into problems when...

I shocked yesterday using 2 1/2 galons of bleach shooting for 15ppm. Still not sparkling so I need to shock again. Do I just go by my CYA count or...

First season using bleach, Im getting ready to shock my pool and based on the chart Im shooting for 10ppm. I have AG with Vinyl liner and want to...

I thought I understood the concepts here but after reading some of the recent posts Im just as lost as ever. This may have been covered already and...

just learning with bleach....chlorine a little low this morning between 1.5 and 2.0 , temperature to reach 90 today...need to add chlorine? should...

Ok, I posted 'the green pool syndrome a few days ago' Here is my status: Since my CYA was 120 I decided to drain the water half way down. My...

I been trying for the last two weeks...The inground pool vinyl 30,000 gal. was in pretty bad shape. The water was full of algae and leafs. I...

Hi all, I am a new pool owner.. I filled up my pool via well water.. It looked absolutely BEAUTIFUL, until I put in the shock, that is!! Within...

I opened my pool 1 week ago. Vaccumed everything to waste, kept all the junk out of my filter, pool looks great and is holding a residual. Last...

On initial startup of a neglected pool. Considering all other factors are ok. What should you bring the FC level to and how long should you keep it...