Equipment etc E1: Deltec skimmer AP701 (yes, it's big) with eheim 1250 feeder pump - $350 (i used it in sump) E2: Two Little Fishies Phosban Reactor 150 + eheim compact 600 feeder pump - $50each, two sets E3: FR509 Fluidised Reactor + eheim compact 1000 feeder pump $120each, two sets E4: Schuran Nitratfilter 100 (with pump Eheim 1250) + eheim 1250 feeder pump + Two Little Fishies Phosban Reactor 150 (for effluent buffering) $180 E5: portable refractometer $40 E6: eheim 1262 pump + e