Atlas Filtri RE4520P05 4-1/2" x 20" Carbon Block Filter Cartridge | CB AF Pb Series

Designed to reduce lead, volatile organic compounds, cyst, chlorine, taste, odor and sediments. CB-AF Pb are 2.5” and 4.5” double open ended (DOE) carbon block filter cartridges, made of coconut shell and designed to perform at a high flow rate with a low pressure drop. They also have a high adsorptive capability and efficiently reduce contaminants, with a high dirt holding capacity. CB-AF Pb cartridges are available with lengths of 10” and 20”.