Eshopps RS 300 Berlin Style Reef Sump, for tanks 225-300 gallons Eshopps Reef Sumps are extremely versatile sumps systems designed for today's most advanced reef/saltwater aquarium hobbyists. Eshopps Reef Sumps feature a suitable amount of sump area to accommodate various types of reef equipment. A spacious, open-top design allows the user to easily access the sump chambers for quick and convenient maintenance of equipment. Included with Eshoops Reef Sumps: * Square Foam * Two 1" bulkhead * 3 ft. x 1" Flexible Hose * 300 Micron Filter Bag These filters were designed specifically for reef and saltwater aquariums. Each system includes square foam, two 1” bulkhead intake, 3’ of 1” flex drain hose, and 300 micron pre-filter bag. Each filter has a designated area that will maintain a constant level and can be used to add an in sump protein skimmer. Plenty of sump space makes adding a protein skimmer or other aquarium accessory simple and easy, while the extra water capacity helps keep your main tank stable. Eshopps RS-300 Specifications: * Model: RS 300 * Dimensions: 36" L x 14" W x 16" H * Sump Chamber Capacity (Gallons): 35 * Skimmer Chamber Area (L x W): 25" x 13" * Recommended Aquarium Size: 225-300 gallons * Replacement Filter Sock Size: 7"