Quote Originally Posted by gjuarez
Gary, your second assumption was correct. Bomber's thoery was to take everything out before it actually becomes a problem. All the flow keeps the detritus in suspension and then it gathers in the flow where there is less flow. The detritus is then siphoned out from the sump.
That sounds like a pretty high maintenance option. I know I'm doing good to siphon every two weeks. I don't even want to think about doing it every day. The other things is that the sand bed does other things besides denitrification such as breeding places for beneficial critters.