Marineland 12-Pack Penguin Rite Water Filter Cartridge, Size A

These ready-to-use cartridges allow your media to be changed quickly. Just rinse and then drop them in. Cartridges provide a double thick polyfiber pad on one side to efficiently trap dirt and debris. The other side quickly removes dissolved pollutants by means of a patented ribbed backing that evenly distributes the super effective Black Diamond Carbon. Value Pack contains 2 6-Packs.

• Convenient 12pk
• (2) 6pk boxes of OEM Marineland Cartridges
• Fits Penguin Mini and #100 Filters