CerMedia MarinePure 1.5-Inch Sphere Bio-Filter Media for Marine and Freshwater Aquariums, 2-Quart
Brand: CerMedia MarinePure
Color: white to off white
Ceramic Bio-filter Media with Vast Surface Area AND Open-Flow Porosity
Ammonia and Nitrite Removal
Nitrate Reduction
Inert Ceramic
For SaltWater and FreshWater Aquariums