Juwel Nitrate Removal Sponge - Single

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JUWEL Nitrax reduces nitrate levels in your aquarium, leading to a considerable reduction in algae growth. Nitrax is a biological filter containing specialist micro-organisms to br eak down poisonous metabolites (ammonium/nitrite) in your aquarium, thus reducing the danger of fish mortality. Nitrax also reduces algae growth by anaerobically breaking down nitrate, thus supporting the vitality of your fish. Characteristics of JUWEL Nitrax: Reduces nitrate Promotes plant growth Increases the vitality of your fish Purely biologically active Replace every 10-12 weeks SIZES: Medium: 9.5 x 9.5 x 4.5cm Large: 12.5 x 12.5 x 5cm XLarge: 15 x 15 x 5cm Show more