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autotrophic and pollutant-degrading bacterial strains to the aquarium water
the pre-filter media EHEIM MECH and EHEIM MECHpro prove their worth
Note: The colored gravel has a plastic coating and may only be rinsed with lukewarm water before use
the situation is different for demanding planted aquariums or aquascaping aquariums
Absorbs odorous and cloudy substances as well as toxic compounds
Hobby Natalit Bodengrund Content:3 liters autotrophic and pollutant-degrading bacterial strainsDark substrate made from lava. Promotes root formation in the aquarium. Ideal color contrast to fish and plants. The coarse grain size promotes water circulation and oxygenation of the substrate.