Bio-Balls Biological Media

Optimize biological filtration in your koi pond or water garden or aquarium. Versatile, space-saving Bio-Balls efficiently process more harmful organic materials for a healthy pond environment.

One gallon of Bio-Balls has a surface area of approximately 21-1/2 square feet. Safely maintain larger biological loads in ponds with relatively smaller filter areas.

MT-BB Aquarium Bio Balls

The time to replace your bio balls from the back filter compartment of your Nano Cube. MT-BB