Red Sea Max C-250 Reef System Square corner aquarium with replaceable top and bottom color trim Contemporary cabinet design with push-toopen doors and stainless steel soft close hinges The max c-series aquariums are divided into 2 parts, aquarium and the rear sump that discretely houses all ofthe filtration and circulation systems The heart of the filtration system is the protein skimmer (2); The all new MSK 600/900 skimmers developed forthe max c-series