AquaClear BioMax Filter Insert; Various sizes available

AquaClear BioMax Filter Insert provides an optimal environment for beneficial bacteria growth. Reducing ammonia and nitrite levels, it increases biological filtration efficiency by 30%. Exclusively designed for the AquaClear Filter, the insert is safe for fresh and saltwater aquariums. Available in the following sizes: Filter Insert for AquaClear 20 (mini) Filter Insert for AquaClear 30 (150) Filter Insert for AquaClear 50 (200) Filter Insert for AquaClear 70 (300) Filter Insert for AquaClear 110 (500) Show more