Description
These filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Provide both mechanical and biological filtration. Simply install an airline into the unit and provide both aeration and filtration for your fish (Air pump sold separately). Aerobic bacteria colonize the spo
