The Reef Octopus Regal Spacesaver DC Skimmer 250 EXT is a high-performance external recirculating protein skimmer designed for saltwater reef aquariums up to 600 gallons. It efficiently removes organic waste from the water column, preventing nutrient buildup and maintaining pristine water quality essential for a healthy reef environment. Its recirculating design ensures optimal contact time between the air and water, maximizing skimming efficiency.

This skimmer boasts a compact footprint of 18.1″ x 15.3″, making it ideal for sumps with limited space. It is powered by a Reef Octopus 35V VarioS-6S Controllable Recirculating Pump, offering five energy-saving power settings and a detachable controller with a waterproof union. Key features include solid cast acrylic construction, a safety float switch, 0-10v input for third-party controllers, integrated memory, and two feed/pause modes (15 or 60 minutes). It is rated for heavy bioloads up to 300 gallons, medium bioloads up to 500 gallons, and light bioloads up to 600 gallons, with a reaction chamber of 10 inches and a total height of 26.4 inches. Skimmer drains are included for easy cleaning.

This protein skimmer is best suited for serious reef aquarists with tanks ranging from 300 to 600 gallons who demand top-tier performance, reliability, and space-saving design. Its advanced DC controllable pump, robust construction, and array of smart features make it an excellent investment for maintaining a thriving and crystal-clear reef tank. The external design is particularly beneficial for those who prefer to keep their skimmer outside the sump for easier maintenance or specific sump configurations.