The CADE Reef S3 is our flagship, customizable saltwater system built for advanced reef keepers. The all-new S3 blends premium materials with thoughtful engineering—triple-intake weir, roller-mat-ready sump, and quick-fit plumbing—to create a reef platform that assembles with effortless simplicity and performs for the long haul. Highlights Premium Opti-Clear low-iron glass, rimless design, and jet-black rear panel. Concealed slimline weir with surface, mid, and low intakes for optimal flow and redundancy. 100% waterproof, corrosion-proof aluminum cabinet—pre-assembled with sump installed. Roller-mat-ready tinted glass sump with versatile media, skimmer, and reactor chambers. New quick-fit, pre-installed plumbing for the fastest setup on the market. Integrated device display, cable routing, and switched power management. Silent operation with dual down-flow (main + emergency) and fine-tune gate valve. Tank Specifications External Dimensions 600 × 700 × 600 mm Internal Dimensions (L×W×H) 600 × 610 × 600 mm Total Volume 266 L / 79 gal Display Volume 216 L / 57 gal Glass Opti-Clear low-iron, 10 mm Design Rimless with polycarbonate jump guard Light Mount Rear provision Rear Panel Jet-black (single sheet) Weir Concealed slimline with 3 intakes (surface/mid/low) ATO Reservoir Gravity-fed 16.4 L / 4.3 gal Plumbing Pre-installed out of the box Cabinet Specifications Dimensions 600 × 700 × 900 mm Construction Aluminum frame & doors—100% waterproof and corrosion-proof Assembly Pre-assembled with sump installed Device Display (Front) Integrated panel with cable/power-pack management Right-Side Access Device display & power management with 8-socket switched power board Left-Side Access Sump access for easy maintenance Leveling Pre-installed foam mat & adjustable leveling feet Storage Accessories shelf included Sump & Filtration Tinted glass sump—roller-mat ready (no filter socks). Protein skimmer / reactor chamber. Bio/chemical media chamber with removable media baskets. Return pump chamber with ATO float valve. Reactor/chiller feed outlets: ×1. Plumbing New pre-fabricated quick-fit system; tank-side plumbing pre-installed. Simple screw-fit cabinet connections and joiners for the fastest setup. Full Flowcolour plumbing (pipes, taps, connections) in blue & grey. Dual down-flow (main + emergency) with fine-tune gate valve. Concealed return with non-return valve and directional outlet nozzle. Tank outlets: ×1. Engineered for silent operation. Why Choose the CADE Reef S3? Inspired by aquarists and crafted for corals, the S3 sets a new benchmark for professional reef systems. With advanced device and cable management, a triple-intake weir, roller-mat-ready sump, quick-fit plumbing, and a fully aluminum, waterproof cabinet, Reef S3 delivers unmatched durability, versatility, and ease of use. 266 L / 79 gal Total 216 L / 57 gal Display 10 mm Low-Iron Glass 16.4 L ATO Quick-Fit Plumbing Silent Operation