bio foam sponge
20 PPI Aquarium Filter Foam Sponge
Aquarium Foam Filter
Structure: Open Cell Reticulated; Product Name: Polyurethane Filter Foam Sponge For Aquarium; Warranty: 1.5 years; PPI: 10-80PPI; Brand Name: Guangyu; Density: 25,33; Applicable Industries: Hotels,Garment Shops,Building Material Shops,Manufacturing Plant,Machinery Repair Shops,Farms,Restaurant,Home.