WLF-EF01 Inline Filter for Refrigerator, Ice Maker, Under Sink, Compatible with DA29-101051 and Many More - Pack of 1 Inline filter for inch tube (specifically designed for refrigerator, ice-maker, and under the sink), uses compressed carbon block (Celanese technology) Easy installation through push-in and -out connector (no tools or professional knowledge required) Reduces chlorine, odor, contaminants, sediment, and particulates for better taste and healthier drinking water Manufactured in South Korea, highest quality performance (eliminates 98.4% of chlorine after 3-4 months average use) Alternative filter for GXRTDR, DA29-101051. WSE-100, IL-IM-01, WIC-6A, R200, DD-7098, EF-9603, K2533JJ, 5231JA2010A, 5231JA2010B, 5231JA2012A, WSI-1, USC100