Reef Octopus Regal 150INT Protein SkimmerLatest in Controllable Skimmer Technology The new and innovative Reef Octopus Regal 150 INT in sump protein skimmer supplies powerful filtration for up to 211 gallons of aquariums, where sump space is unlimited. The Reef Octopus Regal 150 INT is constructed of high quality cast acrylic that is completely disassembled for cleaning. Its hybrid conical body naturally stabilizes and concentrates the organic rich foam as it rises. This Regal skimmer is