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Re: co2, eheim monitor unit

> density. I bubble compressed co2 through a airstone (for oxygen dispensing,
> very fine bubbles) and since I cannot count bubbles I thought I'd use the
> monitor. The plants do not pearl, even after a water change.

If the bubbles are just rising to the surface, then you are not getting
much (if any) CO2 dissolved into the water.

Chuck Gadd