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Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size D Cartridges are replacement cartidges for Marineland's Bio-wheel Canopies the 80 Gallon Euro BIO-Wheel Canopy Calypso Aquarium System.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size D Cartridges are replacement cartidges for Marineland's Bio-wheel Canopies the 80 Gallon Euro BIO-Wheel Canopy Calypso Aquarium System.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size C fits Penguin BIO-Wheel Filters 200 and 350 and old style Penguin BIO-Wheel Filters 160/170 and 300/330.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size C fits Penguin BIO-Wheel Filters 200 and 350 and old style Penguin BIO-Wheel Filters 160/170 and 300/330.

Plastic, Rite Size Filter Sleeve For Standard Magnum Carbon/Media Container # 145-3 Pack. Plastic

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size B fits Penguin BIO-Wheel Filter 150 and old style Penguin BIO-Wheel Filter 110/125.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size B fits Penguin BIO-Wheel Filter 150 and old style Penguin BIO-Wheel Filter 110/125.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size A fits Penguin BIO-Wheel Filter 100 and old style Penguin BIO-Wheel Filter Mini.

Change your media in seconds with these ready-to-use cartridges. 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. Rite-Size A fits Penguin BIO-Wheel Filter 100 and old style Penguin BIO-Wheel Filter Mini.