GERUI Aquarium Activated Carbon Sponge, Aquarium Filter Sponge, Bioflow Super, for Juwel Compact/H/Bioflow 3.0 and for Juwel Bioflow 6.0 (Blue) (M-Fine-4pcs)

• Use: absorbs odours and turbidity as well as toxic compounds, suitable for fresh and sea water.
• High-quality materials: made of soft and safe sponge, highly elastic, fluorine-free, non-toxic and harmless, will not harm the aquarium creatures to ensure that the aquarium environment is safe and healthy!
• Strong filter function: filter sponge made of activated carbon has excellent adsorption capacity and can effectively remove harmful substances such as residual chlorine and medication residues, activated carbon not only removes large pollutant particles and excrement, but also absorbs odours and harmful gases from the water, making the water clearer and transparent.
• Easy to Clean You just need to wash it with clean water and it can be scrubbed repeatedly without damaging it. Keep the filter clean and easy to clean. One of the most important filter devices in the aquarium.
• Extended service life: activated carbon can be reused after cleaning, but the filter effect decreases greatly during prolonged use. Therefore, recommend replacing it regularly every 1-2 months.

Product description Aquarium filter sponge: made of soft and safe sponge, highly elastic, fluorine-free, non-toxic and harmless, made of excellent adsorption capacity and can effectively remove harmful substances such as residual chlorine and medication residues, activated carbon not only removes large pollutant particles, and excrement, but also absorbs odours and harmful gases from the water. You just need to wash it with clean water and it can be scrubbed repeatedly without it being damaged. Absorbs odours and turbidity as well as toxic compounds, suitable for fresh and sea water. Directions Activated carbon can be reused after cleaning