(3 Pack) Aquaclear 20-gallon Biomax$23.99
- Filter media designed for the AquaClear 20 Power Filter
- Reduces ammonia and nitrate levels
- Increases beneficial bacteria
- Composed of 85 percent Micro-Tunnels and 15 percent Micro-Cavities
- 3 Pack
The AquaClear 20 BioMax Filter Insert provides an optimal environment for beneficial bacteria growth. It works to reduce ammonia and nitrite levels in your tank, and it increases biological filtration efficiency by 30 percent. The AquaClear 20 BioMax Filter Insert is made exclusively for the AquaClear 20 Power Filter.