Weve added a few nice big goldfish the biggest is around 10" lovly long tail that i got given to me by a good customer at work, looks great! Ill get some new pix soon 
Bogwoodbruce;3218033; said:Thanx, the backing is an internal foam type thingy, ive got it in both tanks.
the company is Juwel i dont know if they have a siteGoanna;3219251; said:It's an awesome looking background. I thought it looked a little too good to just be one of those tape-on backgrounds that are sold by the foot!
Do you have a link for the company who makes them? That woulda saved me a lot of trouble for my last tank. I built a foam/concrete background from scratch, took like 3 months of building in my spare time before I could actually put water in the tank, lol.