Quote Originally Posted by ColaAddict View Post
thanks for the advise Cory. One more thing, can I also do a deep sand bed with the hiatt system, or is DSB not necessary or will not be effective, because the aerobic bacteria will outcompete the anaerobes for food?
I don't see why you couldn't go with one, but it would be more for looks than functionality. For a while, I was using a sulphur denitrator, which uses the same anerobic bacteria as a dsb, and the hiatt. But, I could take either one off line and never see a difference in the tank.