MARINEPURE Cermedia Aquarium Biofilter Media Block

• Inert ceramic bio-filtration substrate with up to 90% Open-Flow porosity.
• Removes ammonia and nitrites from water and reduces nitrate levels.
• The thin Bio-Film Technology stimulates the growth of beneficial bacteria.
• Lighter and more effective than live rock at 0.5 g/cc density.
• Can help improve the ecosystem quality and reduce tank maintenance.

Rinse new media under tap water to remove any loose particles. Rinse again with tank water to remove any chlorine from tap water. Locate media in sump, under gravel bed as part of reef structure, or place directly in water flow.