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    Am I reading chlorine right?

    Hey all. Just wanted to run this through really quick make sure my process is right. So, I was at 12ppm chlorine at 6pm. Added 100 Oz and expected chl to go up to at least 16ppm (usually. 16 to 20 Oz raises chl by 1ppm). I waited about 45 mins and tested chl. I was shocked, no pun, that result...
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    Back to Basics-FC and CC

    Ok, guys. So I have kept pool at 35 to 40 cya and at least 4ppm chlorine. Water tends to lean towards bit cloudy appearance so i increase chlorine. Filter pump all good. My question is, and again, having been told by pool store guy , my total chlorine is 9ppm (slammed last night) cc 5ppm and fc...
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    Store testing Chlorine and CYA

    Hello all. Just had my water tested at local pool store. Everything was on point. I knew my chlorine was high as store tech said. He said my total chl was at 20ppm. The active chl though was only at 4.5ppm, and the remaining 15.5 was doing nothing. He suggested to throw in some oxydizer to free...
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    Green/brownish layer bottom of pool

    Hello all. I cannot get rid of fine layer of what i think is dead algae on inground pool. About 25k gallons. Have a sta rite 3 sand filter. Plaster/gunite, not really sure if there is any difference. I have tried raising chlorine level to 10 ppm but not clearing. I haven't really held it there...
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    Bottom drain pool cover

    Hello all. Looking to install a drain cover in underground gunite pool. The hole is bare, no mounting bracket, frame, nothing. Just finished surface and i guess what you call inner ring. There is about 5 to 6 inches from surface to bottom of sump. What is it that i would need to do? It used to...
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    Skimming vs vacuuming

    Hi all. I have following issue: Does it make a big difference if water just skimming vs vacuuming and filtering? I noticed that if i just purely skim, water is clearer as opposed as skimming and vacuuming. I dont have dedicated line for vacuum. I do have a valve which directs water coming in...
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    Losing water via Skimmer

    Hello. I will use the food coloring...or ph indicator to try and see where I am losing water through the skimmer. just want some suggestions to try and anticipate what I should do: I lose water when I skim. takes about 6-8 hrs and water level at opening of skimmer goes from half way to 1/4 of...
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    1ppm combined chlorine

    hello, newbie here. wondering if i can get some help. here is some info on my equipment: -gallons: 24000 -in ground plaster -fc=23ppm -cc=1ppm -cya=45-50 -ph=7.2-7.6 sanitizer used=all clear superchlorinator 56, 1pnd packets, 2 per night-supposed to be the good stuff test kit...