QWORK® Aquarium Sponge Filter Pad, 50 x 2 cm Coarse Foam Media Sheet, for Fish Tanks, Koi Ponds & Sumps

CLEAR ENVIRONMENT : High-porosity reticulated foam traps fish waste and debris efficiently, ensuring superior mechanical and biological filtration for a aquatic environment. REUSABLE: Crafted from high-density, elastic sponge that resists tearing. Simply rinse and reuse multiple times without losing its shape or filtering efficiency. MULTI-SCENE VERSATILITY: Perfect for freshwater and saltwater setups, including aquariums, garden koi ponds, sump systems, and DIY canister filters for optimal water clarity. CUT-TO-FIT DESIGN: Effortlessly trim this 50x50x2cm sheet to any size or shape required, making it compatible with various filter brands and custom filtration boxes. Function: Large sponge provides balanced water flow and oxygenation. Note: Rinse thoroughly with aquarium water before first use to ensure peak performance.