Greetings to all, I'm about to complete my greenhouse. Here's a drawing of my aquaponics design.  Here's how I imagine it'll run. 1. Grafity flow from Fish Tanks to Clarifier to take out the big stuff (I'm imagining a little more dense population than usual), 2. Gravity flow from Clarifier to media beds ->  2000 L sump -> Rafts 3. Pump in last raft to pump up to the NFT, 4. Gravity flow of…