
Originally Posted by
Regric25
I have a 20" tank and I made 2 islands and carefully fitted the rock together and balanced everything. I made sure the structure is on the bottom glass just in case diggers decide to make the rock shift. I also only stacked the rock 1/2 way up the tank to allow for SPS to grow. I have this rule (im sure others have theis ruls also) that I have to be able to get to ALL of the glass all the way around with a magfloat and a scraper rod. Good Luck to you!