AquaClear 50 Ammonia Remover Filter Insert - High-Efficiency Fish Tank Water Filter Media for Freshwater & Saltwater Aquariums - Perfect for Removing Harmful Ammonia in Home & Office Aquariums

AquaClear Ammonia Remover is ideal for new or heavily populated freshwater aquariums. It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environment. Controlling ammonia levels is critical for reducing stress on fish. Freshwater use only.