The Pawfly Aquarium Fish Breeding Box Acrylic Hatchery Incubator Tank is a large hatching box that is perfect for keeping your fish healthy and safe. Made of high-quality acrylic, this tank is easy to clean and is perfect for isolating aggressive or sick fish. The tank has two removable dividers that make up three rooms, and the bottom is the hatchery for baby fish. The other two rooms can be used to isolate aggressive or sick fish. The tank is easy to install or disassemble for cleaning, and its side vents ensure optimum water flow.