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I put 3lbs CYA in the skimmer on saturday, and 2lbs in the skimmer on Sunday, before I read here (ABCs of Pool Water Chemistry) "you should avoid backwashing/cleaning the filter for a week." I put another 2lbs in socks in the stream of the outlet monday. also read here(CYA definition on THE...

I didn't bother with the CYA test, I am sure it is low. am I wrong in thinking since there has been no sun, and I've been backwashing and refilling, at this point it's not that big an issue. also was told cloudy water can give inaccurate readings. once pool is clear I will address the CYA...

Hi All, Still green but but lighter. I,ve been filtering 24/7 since Saturday and brushing twice a day. I think most of the debris is off the bottom but visability is still just 1 foot. added more 12.5% liquid went to a different pool store(same chain different method of analysis, I have my...

Trying to clear a neglected pool. My friend (he grew up swimming in ponds, she did not) left on vacation and asked if I would try to clean up her green pool. It went from black in May when it opened to green now. I started Saturday with lots of 12.5% liquid shock (12 gals over a day and a...