The new and innovative Reef Octopus Elite 150-SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 210 gallons where sump space may be limited.The Reef Octopus Elite 150-SSS is constructed of high-quality cast acrylic and PVC that disassembles completely for cleaning. Its unique wineglass body naturally stabilizes and concentrates the organic rich foam as it rises.Equipped with a controllable Reef Octopus VarioS-2S pinwheel pump with integrated memory controller. This skimmer features a unique "twist and lift" collection cup to make removal and cleaning a simple task, an easy to use vented wedge valve provides precise control, and an underwater outflow for quiet operation. Features Extremely Compact Design Turbulence Reducing Super Cone Body Solid Cast Acrylic & Machined PVC Construction Bubble Dispersant Plate Vented Output Valve with Adjustment Dial Controllable VarioS-2S Pump "Twist & Lift" Collection Cup Efficient & Quiet Operation Disassembles for Easy Cleaning & Maintenance Technical Specifications Capacity with Light Filtration Demand: 210 Gallons Capacity with Medium Filtration Demand: 160 Gallons Capacity with Heavy Filtration Demand: 100 Gallons Super Cone Body: 6 to 3.5in Footprint: 10.4in x 7.7in Neck Size: 4.75in Total Height: 21in Output Size: 40mm / 1.25in Note: Recommended Sump Water Depth: 6-8in Warranty: 2 year coverage on pump - 1 year on rotor - 1 Year on skimmer body Pump Information Reef Octopus Controllable VarioS-2S Pinwheel Pump Power Consumption: 15-25watts Voltage: DC 24V Air Draw: 900 lph / 31.5 SCFH**Air and water results will vary depending on aquarium setup Average special order turn-around time is approximately 7-10 business days to our facility.