J Jordannkids New member Dec 5, 2016 #1 I have a 90gal bow front I have 2 RW8 power heads. Rock work all in center of the tank the full length. Overflow wall on the left side Return line right side I need help on where to place powerheads to help keep sand bottom flow going. Seems to much is settling at bottom.
I have a 90gal bow front I have 2 RW8 power heads. Rock work all in center of the tank the full length. Overflow wall on the left side Return line right side I need help on where to place powerheads to help keep sand bottom flow going. Seems to much is settling at bottom.