Twist-In Carbon Block Filter Cartridge 4-Pack
STAGE 2 – TWIST-IN CARBON BLOCK FILTER CARTRIDGE: Recommend replacing every 6 months. The second stage of your RO unit is a Carbon Block Filter. The Activated Carbon in the filter reduces chlorine by up to 99% and conditions the water prior to the RO Membrane. Item 330389.
Download the Twist-In Cartridge Spec Sheets HERE