Pet and aquatics company Rolf C Hagen has added a new model to its popular Flex curved aquarium series. At 32” long the Fluval Flex Saltwater Aquarium is the longest model to date, sharing the top to bottom bow front, integral filtration, and lighting of its smaller relatives, but holding double the water volume at 32.5 gallons, providing additional space for a protein skimmer and coming supplied with marine spectrum, app-controlled lighting.