Marina I25 Spare Part Cartridges A134 3 Packs Of 2 Pack

Marina I25 Replacement Cartridge Manufactured Specifically To Fit The Marina I25 Internal Filter. Its Unique Design Forces Water To Enter Through The Center Of The Cartridge. When Unfiltered Water Enters The Cartridge, It First Passes Through The Zeolite Chamber, Which Removes Toxic Ammonia. The Water Then Enters The Activated Carbon Chamber, Where Pollutants And Odors Disappear. The Water Then Passes Through The Layer Of Wadding, Which Retains Dust And Dirt. This Unique Flow System Results In Crystal Clear Water. For Best Results, Replace Every 4 Weeks. This Package Contains 2 Cartridges.