Waterspecialist NSF/ANSI 42 Certified Replacement Water Filters (Pack of 2), Replacement for Pitcher Filters and Dispenser Filters, Reduce TDS, Chlorine, PFOA/PFOS and MoreThe water filter employs two layers of activated carbon fiber membrane to achieve better reduction of chlorine. This form of water filter is both stable in performance and long in service life, keeping the chlorine reduction rate to be very high before it expires; the taste is therefore improved. Provides efficient filtration via a multi stage filtration technology that reduces contaminants like TDS, limescale, VOCs, arsenic, magnesium, calcium, and