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I am having CC readings of 1 and 1.5 even though the water is perfectly clear. Sometimes it is .05, but when it reads higher, I increase the chlorine application. I have slammed a few times since opening and gotten good readings on the OCLT, including yesterday. Only lost .5 in FC overnight...

I’ve researched the forums and know the advice is not to add calcium to a vinyl pool, but Im concerned about the brick coping, mortar, and concrete patio surrounding our pool. There are a lot of children swimming this summer and that means a lot of pool water leaves the pool. There is always...

Hi, all. We will be away for 10 days just as the weather heats up and heads into summer. Trying to figure out the best way to maintain FC levels while we are gone. Pool cover has been off for 4 weeks already and water is clear and clean. Current readings this morning are: FC 8.5 (after...