hi everyone is co2 really necessary in a calcium reactor?
Phyl Officer Emeritus Officer Emeritus Dec 13, 2007 #2 You need a way to drive your PH down to roughly 7.0 (for ARM media). Now there are other ways to accomplish this, but CO2 is the typical means.
You need a way to drive your PH down to roughly 7.0 (for ARM media). Now there are other ways to accomplish this, but CO2 is the typical means.