Enpress CT-20-CB, 20 Micron Carbon BlockThe Enpress Blue Filtration Series utilizes advanced carbon block filter technology to significantly reduce unwanted flavors, smells, and the levels of chlorine and chloramines in potable drinking water. These filters are crafted using high performance coconut shell carbon to maximize the number of micropores present. CT 20 CB Enpress 20 Micron Carbon Block, with High Porosity Low Pressure Drop FEATURES High performance carbon Unique binder system