Dont know.... could be my well water. It is pretty hard. I have to use "Metal B Gone" post adding fresh water or I turn my pool green..
Dont know.... could be my well water. It is pretty hard. I have to use "Metal B Gone" post adding fresh water or I turn my pool green..
That sounds like copper in your water. Might want to check for that.
Retired pool store and commercial pool maintenance guy.
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