However an air stone produce a lot of salt splash and salt creep everywhere when the little bubbles burst. Very messy. Obviously your low PH was caused by lack of aeration.
Quote:
Originally Posted by Dyspnea
Anyways what solved my problem was just using a small air pump with a wooden airstone in my sump and it drastically raised by ph to 8.5 over the course of several days.
So look at your water flow/ oxygenation.
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