MarineLand Penguin PRO Power Filter

With bio-wheel technology: bio-wheel technology provides wet/dry biological filtration. Multi-stage filtration: delivers mechanical, chemical and biological Aquarium filtration to maintain a clean aquatic environment. Compatibility: use with MarineLand rite-size E filter cartridge. Six sizes: 100 (for up to 10 gallons), 125 (for up to 20 gallons), 175 (for up to 30 gallons), 275 (for up to 50 gallons), 375 (for up to 75 gallons), 450 (for up to 90 gallons). Flow control: flow Control up to 450 GPH. From the manufacturer Marineland continues to be one of the leaders in innovative aquatic environments and equipment. As manufacturers and fishkeepers ourselves, we take great pride in making quality products. We also enjoy making the hobby fun, educational, and easier for our fellow fishkeepers. That's why we've assembled the best information to help ensure you're successful, and your fish are healthy and happy. The Marineland Micron Cartridge polishes the water by removing fine particles, leaving the water sparkling clean. The micron cartridge works efficiently on its own and may also be "charged" with diatomaceous earth to further increase polishing efficiency and speed.