Bubble_B0y
Aquarium Advice Addict
bioballs
biomax/ceramic rings
which is better?
do they need to be replaced every month??
biomax/ceramic rings
which is better?
do they need to be replaced every month??
Toirtis said:the bonus with bio-balls is that you can more easily rinse accumulated gunk out of them (and they tend to work better in a true wet-dry system).
greenmaji said:maybe a CO2 reactor in the intake that has air pumped in it would give you enough disolved O2?