VLDesign used an Ultima 6,000 on his 2700 gallon tank.
It's Killing me to wait the time to the leak test. Having just completed my 310 I can appreciate what it's doing to you!! Stay Patient and best of luck!
www.monsterfishkeepers.com
spiff runs two Ultima 4,000s on his 1500 gallon tank
I had to redo my tank, so its recycling now. Here's the latest picture. I'll post a build article later once cycled and filled with fish...
www.monsterfishkeepers.com
You know that saying, "Go BIG or go home" -- applies to filtration
I also will be running two Ultima 4,000s on my 2,000 gallon system, when I get my act together and finish the project.