WD-TSB 8-Layer High Capacity under Sink Water Filtration System, with Dedicated
Bacteria Reduction (%) 0. Chlorine reduction (%) 90. Copper Reduction (%) 0. Fluoride Reduction (%) 97. Iron Reduction (%) 0. Its fluoride reduction resin reduces 97% of fluorides. This filter has passed IAPMO certification to reduce residual chlorine and improve taste, thereby ensuring every drop is pure and healthy.