Suitable for: Liebherr refrigerators with a round filter.
This filter replaces: 7440002, 7731240-00
About the 7440000: Made in the U.S.A.
Filter life: Refrigerator manufacturers typically recommend that fridge filters be replaced every 6 months or when the "change filter" light comes on.
Technical specifications: The 7440000 is effective for removing chlorine, sediment and rust. It does not, however, remove flouride.