Pentek 155321, WS-20BB Softening Resin Filter, 4.5" x 20"
• WS-20BB Softening Resin Filter
• #20 Filter, 20" Long
• Manufactured with FDA Grade Softener Resin
• Cation Exchange Softening Filter Utilize a Bed of Sodium Form Cation Resin Beads to Reduces Hardness and Scale Deposits
• Convenient and Space-Saving Design Means that Softened Water can be Provided Easily and Cost Effectively at the Exact Point of Need