Culligan, CW-L1 Refrigerator Replacement Water Filter, Fits LG LT500P, Removes Chlorine, Taste & Odor, Tetrachlorethylene, Endrin, Carbon Tetrachloride, Trichlorobenzene, P-Dichlorobenzene, Fits In Place Of LG Filters: LT-550P, 5231JA2002A.