Hagen Marina i110/i160 Filter Cartridge 2 Pack

• 6 total Marina i110/i160 Filter Cartridges
• Provides mechanical, biological, and chemical aquarium filtration
• Made specifically to fit inside the Marina i110 and i160 internal filters
• The outside of the power cartridge features polyester foam to trap fine particles
• The inside chambers contain carbon to remove pollutants and odors and zeolite to eliminate toxic ammonia for a cleaner, healthier aquarium environment and crystal clear water