
Ben
Koi Lover
Jun 21, 2001, 8:48 AM
Post #2 of 5
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How many times have you drain your pond water ? In normal case, after several draining and adding water over a period of 2 ~ 3 weeks, you should be able to achieve a pH of about 8 You can always add acid instead of draining and adding watewr to bring the pH down and observe whether it rise again.
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