Originally Posted by driftwoodhunter
You'll love the Koralia 425s, I have 2 in my 125g tank. They are at opposite corners, one near the top, the other near the bottom (both about 1/4 from the top or bottom). This way I get a gentle circular current that flows from top to bottom, diagonally across the tank.
Can you throw up some pics? This is exactly what I want to do for my 75G.
Do you think two of the 425's are too much for my 75G? I have 2x Eheim 2217's for flow currently.