filter suggestions

Hi, I have a 46g moderately planted tank. I have been keeping planted tanks for about 6 years now. I am currently using HOB Bio-wheel filtration only. I don't use any type of CO2 system. Only CO2 added is from fish and liquid carbon supplementation (Seachem's Flourish Excel), as well as trace...

Hello I need to replace my marineland penguin and was thinking of getting a marineland emperor. But first I want any suggestions for a good type of power filter before I decide, I want something that is quiet and possibly have the bio-wheel or something as good/better than the bio-wheel.

I found this while surfing online. http://www.petfish.net/articles/Do-It-Yourself/currentkill.php Thanks to this, my fish have lots of room to swim around nowadays!:D

I'd like to pick up a Fluval 105 or Eheim 2213 canister filter for my Fluval edge. Anyone have one they'd be interested in parting with? I can trade plants for some credit on the purchase (or just pay all if you prefer): Hygrophila Polysperma 'Rosanervig' (Sunset Hygro) Utricularia...