Fish tank filter cotton biochemical cotton aquarium filter material high density filter cotton

•It can be cut at will according to needs, and can be cut at will according to personal needs. It is suitable for various filtration methods, such as upper filter, bottom filter, filter barrel, etc.

•This product is suitable for seawater tanks, freshwater tanks, and aquatic plant tanks. The specifications and sizes can be freely cut. The dense pore space and softness are suitable for cultivating excellent nitrifying bacteria. Biochemical cotton can decompose excrement and beverage residues and improve water quality for filtration and cleaning. The effect is ideal and reduces fish mortality.

•It is recommended to rinse with clean water (not scrubbing) to extend the service life, and it can be reused after cleaning.