I use this on my 20g: AquaClear 50 Power Filter - 110 V,UL Listed (Includes AquaClear 50 Carbon,AquaClear 50 Foam & AquaClear 50 BioMax: Amazon.com: Pet Supplies
Love AquaClears.
Krayzie said:You linked me to the 50 gallon. Was this for a reason?