You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
Search results
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.
I'll start you off by mentioning that internal filters waste some serious tank real estate. You can mount the largest filter you desire on the outside, with just the intake tube on the inside. I personally like to disguise the amount of visible life support in a tank.
Also, an external filter...