AquaClear 50 Filter Insert Biomax (4.4 oz)

AquaClear 50 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 50 Power Filter, the insert is safe for fresh and saltwater aquariums. Net Weight: 4.4 OZ (125g).