Marina® 3 in 1 Power Cartridge - Replacement Aquarium Filter Media for Fish Tanks

DESCRIPTION The Marina i25 Replacement Power Cartridge is made specifically to fit inside the Marina i25 internal filter. The outside of the power cartridge features polyester foam to trap fine particles; while 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.Features: 2-packProvides mechanical, biological, and chemical filtrationPolyester foam traps fine debris; carbon removes pollutants and odors; and zeolite eliminates toxic ammoniaEasy to replace Includes: Marina i25 Internal Filter Refill Cartridge, 2 packIntended Pet(s): AquaticColor: BlueProduct Dimensions: 1.7 in x 3.1 in x 7 in Compatible With: Designed to fit the Marina i25 Internal Filter (A131)Instructions: Rinse in warm water before use. For best results replace every 4 weeks. Caution: Never use soap or detergent on any items placed in your aquarium, as they are highly toxic to fish.