I think I want to start using sponge filters in my tanks (55g, 20L & 10g) but I'm ignorant on what would be best and exactly how do they work?
 
And, before anyone jumps my fins for not doing a 'search', I did but came up empty handed...maybe I was doing something wrong, I don't know.
 
 
EC
					And, before anyone jumps my fins for not doing a 'search', I did but came up empty handed...maybe I was doing something wrong, I don't know.
EC

	
Comment