SuperFish Aqua-Flow 100/150 Easy Click Aquarium Filter Cartridge (2pk)\nKeep your aquarium ecosystem in peak condition with these genuine SuperFish Aqua-Flow 100/150 Easy Click Filter Cartridges. Designed exclusively for the Aqua-Flow 100 and 150 Aquarium Filters the specially engineered SuperFish triple-action filter cartridges combine open-structured foam and activated carbon to deliver effective mechanical, biological and chemical filtration. The innovative SuperFish Easy-Click quick-release system streamlines aquarium maintenance, letting you swap Aqua-Flow Filter Cartridges in moments rather than minutes. Recommended for monthly replacement, this pack of 2 Filter Cartridges will maintain peak filter performance for 2 months, delivering optimal water clarity and chemical balance in your aquarium.\n\nSuperFish Aqua-Flow 100/150 Easy Click Aquarium Filter Cartridge (2pk)\n\nKeep your aquarium ecosystem in peak condition with these genuine SuperFish Aqua-Flow 100/150 Easy Click Filty