Hi everyone, it has been a while. I moved and had to down size a bit. our new house has lots of wood in the house and really no place for an 8 foot tank. in the mean time I had to setup the 240 in the garage. It stayed there for about a year and I really did not take as good care of it as i should have. Now I have a 135 gallon 72x18x24 it has only one overflow on one end in the corner. I do have my same skimmer from the 240 an ev240 with a Mag 18. all of my chems Magnesium, Calcium, Alkalinity, ...