Api Bio - chem Stars 10 Ct.

Aquarium Pharmaceuticals - Bio-Chem Stars 10 Ct. Aquarium: Filter Media Bio-Chem Stars provide a home for massive colonies of healthy and active beneficial nitrifying bacteria that rapidly develop and maintain a biological filter, thus establishing a healthy ecosystem in both fresh and saltwater aquariums. Space-age porous polymer allows for rapid transfer of oxygen and water. Bio-Chem Stars are great for use in any types of aquariums and filters 10 Ct