canisters

Starting to see more people using 2 FX5s in their tanks. why? I'm all for extra filtration, but at what point do you consider adding the second one? I have a 90g with an FX5 and 2 power heads. before I added the powerheads, poop would collect on the sand. Once I added the powerheads, the...

I am considering swapping out all of my canister filters (except those on my planted tank) for sponge filters such as those made by Hydro. I like the simplicity of the sponges and reducing electricity is not a bad thing either. My questions are: 1) Are any of you currently using sponges as...