Blue Filter Sponge

Coarse Aquarium Sponge provides excellent mechanical and biological filtration for both freshwater and marine systems. The open-cell design effectively traps larger debris while allowing high water flow. Its durable foam structure offers ample surface area for beneficial bacteria to thrive, helping to maintain a healthy and stable aquarium environment. Ideal for use in sumps, canister filters, or as a prefilter. Easy to rinse and reuse.

“Available to order” means this item is not in store right now. It can be ordered and delivered within 5–7 working days. Please confirm availability before you order.