02-23-2013, 06:47 AM #1
Undergravel filters: shall we beat the dead horse again?
I've been looking into getting an undergravel filter for my 45 gal, but I've heard they aren't always too great? I've read into it, but I want to beat this dead horse yet again just for good measure.
So... What are the pros and cons of undergravel filters? Do you like them, or not - and why?