6-Pack, Size B, Rite-Size Cartridge Refills

Rite-Size B fits Penguin 150B, 110B, and 125B.Rite-Size B fits Penguin 150B, 110B, and 125B.Rite Size C fits Penguin 200B, 350B, 170B, and 330B.

Convenient, Ready-to-Use Filter Cartridges

Marineland Penguin Power Filter Rite-Size Filter Cartridges are an easy and convenient solution to keeping your aquarium clean. Rite-Size Cartridges feature Black Diamond Premium activated Carbon that works to trap more dirt and remove more impurities. Likewise, these easy-to-use cartridges deliver maximum water to carbon contact. Each Cartridge is color coded by size to make it easy to select the correct cartridge for your Penguin BIO-Wheel Filter.

Penguin Power Filters: Easy and Effective Filtration

Rite-Size Filter Cartridges fit Penguin Power Filters. These filters provide easy and effective3-stage filtration for a clean and healthy aquatic environment.