Filter Sponge Rectangle | Single tropical fish food The stackable media trays allow

The stackable media trays allow for easy access during maintenance

For best results

a must-have tool for every aquarium enthusiast

attaches to surfaces

Avoid overfeeding to maintain water quality

Filter Sponge Rectangle | Single tropical fish food The stackable media trays allowProduct Description: The Filter Sponge Box is a compact and efficient filtration unit designed to enhance water quality by trapping debris and promoting beneficial bacteria growth. Its multi layered sponge structure provides mechanical and biological filtration, ensuring a clear and healthy aquatic environment. Suitable for freshwater and saltwater aquariums, this sponge box is ideal for use in internal filters, sump filters, and external filtration