Aquarium Filter Sponge 5D/6D High-Density Biochemical Filtration Media for Fish Tank Water Purification

Filtration Media: High-density 5D/6D biochemical cotton provides superior mechanical and biological filtration for crystal clear water.

Water Purification: Effectively removes impurities, odors, and harmful substances, promoting a healthy aquatic environment.

Durable Material: Made from resilient, glue-free sponge material designed for long-lasting performance and repeated washing.

Enhanced Design: Features a multi-dimensional structure for increased surface area, optimizing beneficial bacteria colonization.

Versatile Use: Suitable for various aquarium filter systems, including sumps, canister filters, and internal filters.