Juwel Bioflow 3.0 Compact Nitrate Sponge

JUWEL Filtermedia! Made to fit each Filter System! Use the filter baskets for your filter system to make maintenance even easier! The nitrate removal sponge assists in enhancing the water quality in your aquarium. Replace it every 6 weeks and see the difference in plants and your fish!!! 

Nitrat Removal Sponge Bioflow 3.0 / Compact
Measurements: 9.5 x 9.5 x 4.8 cm