If you want to get the water lower than the skimmer mouth, use the vac - (* if you're sucking air while 'vac-ing', put the other end of the vac hose in the skimmer) It sounds like the skimmer is your only suction source.Originally Posted by JMCFAN
I don't know (and apparently you don't either) if your fill water is the cause of your high CH - is it possible to 'truck in' some low calcium water?



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