Who else has a f/o with l/r and a sump and does not use a skimmer?
I have a 90 gal. with a 20 gal wet/dry sump, about 50lbs. live rock, 2-3'' live sand, no skimmer or uv. no other filters. I have been running my tank this way for close to 2 years with 0 problems. When I first started out 6 years...