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Thread: avian calcium
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post #1 of (permalink) Old 10-14-2012, 03:19 AM Thread Starter
Planted Member
Join Date: Sep 2005
Location: NW
Posts: 214
avian calcium

Has anyone used avian calcium in their tanks?

Would this raise gH or would I be better off just using crushed oyster shell?

EHEIM 2213 #317
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