Advanced filtration material. Better than carbon alone! Convenient pouches treat up to 20 gallons. The most scientifically-advanced filter media available. For sparkling clean water and healthy fish. Bio-Chem Zorb is a blend of 2...
A convenient pouch of natural and synthetic ion-exchange resins that selectively remove ammonia, nitrite, and nitrate from freshwater aquariums. Completely phosphate-free. Treats up to 20 Gallons. Purpose and Benefits: Nitra...