bringing up Kh ,do I use CaCO3??
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12-23-2002, 10:52 PM
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Join Date: Nov 2002
Location: Old Bethpage ,L.I.New York
My tap water has very low Kh and Gh which I guess is good.So to bring up the Kh from say 1 deg to 4 degrees am I suppose to add Calcium carbonate?
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