Can someone explain how they work and such. I know what they do but how?
zack schwartz Active Member Jan 6, 2003 #1 Can someone explain how they work and such. I know what they do but how?
richard rendos Active Member Jan 6, 2003 #3 Calcium media inside a cylinder mixes with salt water and CO2. The CO2 (which has a very low pH value) slowly dissolves the calcium media releases calcium, etc. back into the tank.
Calcium media inside a cylinder mixes with salt water and CO2. The CO2 (which has a very low pH value) slowly dissolves the calcium media releases calcium, etc. back into the tank.