Clear2o CWF1016 and CWF1014 Replacement Water Filter (pack of six) 1 Filter Cleans up to 50 gallons or 189 litres - Over 88 pitchers of great tasting water; Reduces chlorine taste and odor Tested and Certified by NSF-Reduces up to 53 contaminants including Mercury, Cysts (cryptosporidium & giardia), Lead and Asbestos Solid Block Carbon is more effective at reducing impurities Easy and Quick To Install Fits All CLEAR2O Pitchers CWS100AW, CWS100A and CWS100B