I Know This Is So Off Subject But I Used To Live In Keller And I Was Born In Grapevine!!!!! That Is So Cool. I Wish I Lived There Now!!!! IVE BEEN TO GALVESTON AND HOUSTON AND FW. WHERE DO YOU LIVE IN KELLER?
I don't know. But I'm glad you posted because I was going to get one of those kind of filters? Ive heard you can filter with live rock and a protien skimmer.