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Marineland Penguin Pro 275 Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains BIO-Wheel technology to provide wet/dry biological filtration for nitrifying bacteria growth and eliminating toxic ammonia and nitrate fast. Filters your 50 gallon aquarium six times per hour with flow control up to 275 GPH.
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