Aquarium Biochemical Filter Sponge 50x50cm – 15/30/40PPI Foam Color:PPI 15 Coarse consistent results you can trust

consistent results you can trust for your family’s safety and peace of mind

or as a special personal keepsake

Wall-Clip Design: Built-in clip mechanism holds items securely while keeping them accessible and well-ventilated so they dry faster

Fully open

Aquarium Biochemical Filter Sponge 50x50cm – 15/30/40PPI Foam Color:PPI 15 Coarse consistent results you can trustAquarium Biochemical Filter Sponge 50x50x2cm Keep your aquarium water crystal clear with this high quality biochemical filter sponge. Designed for both freshwater and marine fish tanks, this 50x50cm polyether foam sheet delivers outstanding mechanical and biological filtration in one versatile media. Whether you're running an internal or external filter, this sponge effortlessly traps debris while cultivating beneficial nitrifying bacteria to maintain