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The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 10 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 30 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 15 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 15 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 75 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 75 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 25 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 110 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 50 gallons

The Azoo Oxygen Plus Biofilters allow you to cultivate nitrifying bacteria for necessary biological filtration. These Biofilters are great for fry aquariums and brine shrimp hatcheries because they prevent young fry and small organisms from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Requires an air pump and airline tubing, sold separately. For use in aquariums up to 50 gallons