I have only been doing AP for a little over a year now. My system was great for the better part of that year. I'll admit, I neglected it. I had several set backs, my diy heater blew up, gopher tunneled under my FT, Tilapia froze and died. Since all this I decided that since i have to start over i may as well re-design it the way i want. I added a swirl filter, relocated my media bed and cleaned u…