- Joined
- Jun 20, 2015
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Can't figure out any way to get dKH down. Tropic Marin pro reef mixes to 9dkh. My alkalinity holds steady at 11dkh. I've been doing a 20% PWC each week and dose nothing.
It did come down from 18dkh over more than month of this though.
It did come down from 18dkh over more than month of this though.

