The LG 5231JA2006A Premium Ice and Water Filter fits most LG Side-by-Side & Bottom-Freezer refrigerators, and all Kenmore "795" Series refrigerators - including Kenmore Trio (three-door or "French door") models with the water dispenser on the outside of the refrigerator door. It does not fit Kenmore Trio models with the water dispenser on the inside wall of the refrigerator. The 5231JA2006A improves the taste and odor of the water and removes the following impurities: 93.2% of Particulates (Class I), 97.4% of Chlorine Taste & Odor. It does not remove fluoride. LG recommends that you replace your filter every 6 months. The 5231JA2006A is interchangeable with the LT600P/5231JA2006B however, it removes less impurities.