KleenWater Pentek EP-20BB Compatible Filter, Brand Carbon Block Replacement Water Filters, 4.5 x 20 Inch, Set of 2 Two Pentek EP-20BB compatible KleenWater brand whole house carbon filters. Two genuine KleenWater insulated can holders 4.5 x 20 inch, provides "bottled quality" water for the entire home Removes/reduces chlorine, sulfur, odors, rotten egg smell, pesticides, chloramines and other contaminants Compatible with KX Industries USA 32-425-125-20, Watts PWCB20BBS and Pentek EP-20BB