Here's my Oceanic reef ready 175. All the plumbing/sump is DIY by me, the skimmer is a used no name I got who knows where... Dolphin Ampmaster pump for circulation. Big mag drives for backup and skim. Acrylic hex refugium 20 gal, uv passthru, DIY topoff from laundry room r/o "jug lug" into 50...