Certified Quality: This filter is NSF/ANSI 42 and 372 certified for lead-free performance, removing 99% of chlorine and odors while significantly improving water taste. It is also certified by TUV, ROHS, and REACH, BPA-free, and carries the Australian Water Mark. Innovative Multi-Layer Filtration: Integrated molding technology delivers multiple levels of filtration efficiency to remove various contaminants. Superior Filtration: The 0.5-micron inner layer removes 99.99% of cysts, meeting Standard Class I reduction requirements. The filter retains beneficial minerals in the water. Compatible Models: Samsung DA29-10105J, EF-9603, WSF-100, HAFEX / EXP, DA29-10105C, DA29-10105E, DA99-02131B, BL-9808, K32010CB; LG 5231JA2010B, 5231JA2010A, 5231JA2003B, 3650, 5231JA2010C, BL-9808, BL-9303; Haier 0060823485A; RSH1FTSW, RSH1DBIS, RSH1DEIS, RSH1DTPE, RSH1DBRS, RSH1FBRS, RSH1DLBG, RS21DLMR1.