Waterdrop Water Filter Cartridges,Replacement for Brita® Maxtra+ Jug,TÜV SÜD,NSF
And Marella system, all old Brita all series of jugs. Not fits Waterdrop, Aqua Optima. NSF 42 to reduce chlorine, bad taste and odor. · Certified by TÜV SÜD, NSF: Our filter is tested and certified by TÜV SÜD for the reduction.