So I just joined, been reefing for two years breeding cichlids for 15 years before that. I currently run a 40 Breeder with a built in wet/dry which I converted to a refugium. Lighting is 2 x 150 watt 14k halides and 4 x 39 watt t5's, flow is my return pump which is 400 GPH and one K3. I have...