lionfishlover
Aquarium Advice Newbie
I have heard a lot about DSB and UGF for biological filtration. Which is better? If DSB then how deep should i make it and should i add live sand.
Bak Pak Skimmerlionfishlover said:what are some good skimmer brands?
jaiden said:depends on the size of the tank, and whether it's in-sump or hang on tank