May 10, 2012 #1 R ReefNOOB21 Reefing newb how much of a diff is hte hydor nano 425 compared to the kor evolution 550? size wise. i have a 25g wiht a powerhead that pushes 725 already. looking to get another for opposing flow
how much of a diff is hte hydor nano 425 compared to the kor evolution 550? size wise. i have a 25g wiht a powerhead that pushes 725 already. looking to get another for opposing flow
