(3 Pack) Aquaclear 50-gallon Biomax
Brand: Fluval

The AquaClear 50 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 50 BioMax Filter Insert is made exclusively for the AquaClear 50 Power Filter.

(3 Pack) Aquaclear 50-gallon Biomax
Reduces ammonia and nitrate levels
Increases beneficial bacteria
Composed of 85 percent Micro-Tunnels and 15 percent Micro-Cavities
Filter media designed for the AquaClear 50 Power Filter