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Each preassembled Rite-Size Cartridge filters water through a double thick polyfiber pad which traps more dirt and debris, faster. Up to 100% more pure activated carbon! Makes aquarium water sparkle. Cartridge is packed with 1-oz of super-efficient pure Magnum Activated Carbon...it keeps working longer after most carbons stop.

Each preassembled Rite-Size Cartridge filters water through a double thick polyfiber pad which traps more dirt and debris, faster. Up to 100% more pure activated carbon! Makes aquarium water sparkle. Cartridge is packed with 1-oz of super-efficient pure Magnum Activated Carbon...it keeps working longer after most carbons stop.

Removes gases and odors from aquariums.

Provide a larger, multi-faceted biological filtration area for the growth of beneficial BIO-Spira bacteria.

Bio-Wheel assembly replacement parts for Penguin filters.

Restore your Bio-Wheel system to good working order.

Provide porous surface area for the support of biological filtration.

Eclipse Rite-Size "Z" Filter Cartridges fit all Explorers, System 3, Corner 5, Hex 5 and Hex 7.

Provides large surface area for trapping particulate debris.

Screen out fine particulate dirt and debris.