Description
- Free media bag for easy handling
- BIO-Balls do not require replacement unless damaged or destroyed
- bio-sponge inside provide more surface area for growth of beneficial Bio-Spira bacteria
- In the event of excessive buildup, you may gently rinse with water from an established aquarium, if desired
- Diameter of bio ball: 26mm (1inch)
CNZ® 50pcs Black Aquarium Fish Tank Filter Bio-balls Filtration Media, 1-inch by CNZ Lighting
