✓ Easy to install, premium water filter that is an economical alternative to expensive brand name cartridges without sacrificing quality or flow rate. ✓ Made from renewable Activated Carbon Media - effectively reduces over 99% of chlorine taste and odor. ✓ All filter materials are tested and certified by WQA to NSF/ANSI 42 standards for Material Safety and Structure Integrity; Tested against NSF/ANSI 42 standards for Chlorine Reduction and tested and certified to NSF/ANSI 372 standards for Lead Free Compliance by the Water Quality Association in Lisle, IL.