Aquatlantis B-Box eco-cartridges offer superior filtration and minimize environmental impact thanks to the unique compostable properties of the biodegradable casing. B-Box filter media fits into a modular, versatile and easy-to-maintain cartridge system. B-Box Cleanwater is an ultra-filtration that keeps aquarium glass and surface cleaner for longer, creating ideal conditions for fish. Reduces organic matter, absorbs and retains phosphates, nitrates, nitrites and ammonia. Good results after two weeks. Please note: this filter cartridge must be removed when treating fish. Replace monthly.
