Pentair Pentek CFB-Plus20BB Big Blue Carbon Water Filter, 20-Inch, Whole House Fibredyne Modified Molded Carbon Block Replacement Cartridge, 20" x 4.5", 5-10 Micron

The Pentek Fibredyne CFB-Plus 20-Inch Big Blue Carbon Block Water Filter utilizes patented Fibredyne technology to mold the carbon block, attaching powdered activated carbon onto a cellulose-free fiber matrix. This revolutionary technology combines the benefits of both a sediment filter and a carbon filter into one outstanding filtration product, offering up to twice the dirt-holding capacity and unpleasant taste & odor reduction. Will not release tiny black specks of carbon fines into your filtered water due to a specially formulated post-filtration layer.

• PREMIUM WATER SOLUTION offers up to 2x the taste & odor reduction and dirt holding capacity of traditional blocks for great tasting water
• FITS ALL 20" Big Blue and other 20" heavy duty housings and can replace any 20" x 4.5" carbon filter cartridge
• PROPRIETARY FIBREDYNE TECHNOLOGY combines benefits of both sediment filter and a carbon block into a single filter cartridge
• NSF INTERNATIONAL tested and certified for your peace of mind
• 50,000 GALLON CAPACITY. Replace every 6 months or when you notice a drop in water pressure or water quality