The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
Interesting design. Hagen is a good company and I'm not sure they make anything that isn't top quality, but I'd recommend the Aqua Clear line of HOB power filters unless you're dead set on getting a submersible filter. Then I can highly recommend the Fluval Nano submersible.