Take a look at the hang on magnum canister filter at thge link below. Now, I'm thinkng of getting this one rather then the eheim which is more expensive. Anybody have experience with these filters? Are they good enough for a planted 55 gallon?~Angela
http://www.drsfostersmith.com/Product/Prod_Display.cfm?pcatid=3597&N=2004+22777
http://www.drsfostersmith.com/Product/Prod_Display.cfm?pcatid=3597&N=2004+22777