(B)GE guaranteed fit(/B)(BR)Compatible with select GE side-by-side and bottom-freezer refrigerators(BR)(BR)(B)Lead removal(/B)(BR)Lead is invisible, tasteless and odorless when present in water(BR)(BR)(B)GE's most advanced filtration(/B)(BR)Tested and verified to reduce five trace pharmaceuticals, including: ibuprofen, progesterone, atenolol, trimethoprim & fluoxetine.* (*Contaminants or other substances removed or reduced by this water filter are not necessarily in all users' water)(BR)(BR)(B)Premium filtration(/B)(BR)Certified to reduce chlorine-resistant cysts, lead, select pharmaceuticals and 50 other impurities(BR)(BR)(B)Twist and lock design(/B)(BR)Simple design provides easy, tool-free, no-mess filter replacement(BR)(BR)(B)Six-month filter life(/B)(BR)For best filtration results, filter cartridge should be replaced every six months(BR)(BR)(B)Information refers to the improved MWF filter - the MWFP - available after September 3, 2013. Details about the previous MWF model can be found at GEAppliances.com/service_and_support/literature(/B)(BR)(BR)