Twin Pack Set - 2 X WLF-01 LG Replacement Filter for LG LT700P + 2 X LT120F Fresh Air Filter WLF-01 Refrigerator Filter (Replacement for LT700P) plus air filter for LT120F Compatible with LG LT700P and Kenmore 46-9690 Recommended replacement every 3 months or 300 gallons, whichever comes first Replacement filter for Fresh Air filter refrigeration 0.5 Micron Rating.