General Electric MWF Refrigerator Water Filter - brand new in box, box shows wear, contents not affected. Compatible with select GE side-by-side and bottom-freezer refrigerators Premium filtration: Certified to reduce chlorine-resistant cysts, lead, select pharmaceuticals and 15 other contaminants Twist and lock design: Simple design provides easy, tool-free, no-mess filter replacement.Max. Filtered Water Flow (gpm):0.5 Six-month filter life: For best filtration results, filter cartridge should be replaced every six months or 300 gallons GE's most advanced filtration Tested and verified to filter five trace pharmaceuticals, including ibuprofen, progesterone and others Replaces GWF, GWFA, GWF01, GWF06, MWFA GE Appliances Genuine MWF Refrigerator Water Filter The MWF water filter offers you exclusive advanced filtration that filters out five trace pharmaceuticals. Renew the fresh taste of your water and ice with this genuine GE Replacement MWF Filter for GE Refrigerators. Carbon block technology helps reduce waterborne contaminates for effective water filtration and brings great tasting water and ice to your refrigerator. Genuine GE MWF replacement filters are certified to NSF/ANSI Drinking Water Treatment standards 42 53 so you can ensure structural, safety and contaminant standards are met.