GE RPWFE Refrigerator Water Filter it work with any refrigerator that currently uses GE's RPWF or RPWFE filters. It is used in selected GE french-door refrigerators. GE's most advanced filtration: Tested and verified to filter five trace pharmaceuticals Premium filtration: Certified to reduce chlorine-resistant cysts, lead, select pharmaceuticals and 15 other contaminants Easy filter replacement: No tools of water-turnoff required to replace cartridge inside refrigerator Six-month filter life: For best filtration results, filter cartridge should be replaced every six months or 300 gallons