Aquatic Plant Central - View Single Post - GH and KH issues
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Old 01-06-2020, 08:58 AM   #20 (permalink)
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Default Re: GH and KH issues

Originally Posted by Gerald View Post
I've never heard of water like that: 1-2 dGH and >30 dKH. Usually GH and KH are reasonably close, because limestone (the usual natural source) provides both GH and KH in roughly equal amounts. Where are you? What is you local geology?
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