This is genuine Replacement Carbon Media for use in the full range of Fluval External Filters including the Fluval 104, 105, 106, 204, 205, 206, 304, 305, 306, 404, 405 Canister Filters and the Fluval FX5 and FX6.
Premium research grade, low ash Fluval Carbon is highly porous, providing large amounts of surface area for adsorption of impurities. It effectively removes heavy metals, odours, discolourations, organic contaminants and pollutants to leave your aquarium water crystal clear and sparkling.
Fluval Carbon does not raise phosphate levels. For use in freshwater and marine environments.