xinyou XY-2822 BIO-SPONGE FILTER Aquarium Filter Cartridge(22 galons, Pack of 1)

Description

Sponge filters provide both mechanical and biological filtration Provides the ideal location for bacterial colonization. Does not trap fish fry. Suitable filter when breeding and spawning Discus, Dwarf cichlids, guppies, and killifish. Max Tank Size: 20 Gallons