Certified Quality: This filter is double-certified NSF/ANSI 42 and 372 lead-free by NSF and IAPMO, removing 99% of chlorine, odors, and significantly improving water taste. It also holds certifications from TUV, ROHS, REACH, is BPA-free, and carries the Australian Water Mark. Choose only authoritatively certified products for your loved ones. Innovative Multi-Layer Filtration: Integrated molding technology provides various levels of filtration efficiency to remove different contaminants. Choose only authoritatively certified products for your loved ones. Superior Filtration: The 0.5-micron inner layer effectively removes 99.99% of cysts, meeting the special reduction class I standard. This filter retains beneficial minerals in the water, promoting healthy hydration. Compatible Models: DA29-10105J, EF-9603, WSF-100, HAFEX / EXP, DA29-10105C, DA29-10105E, DA99-02131B, BL-9808, K32010CB, LG 5231JA2010B, 5231JA2010A, 5231JA2003B, 3650, 5231JA2010C, LG BL-9808 BL-9303, Haier 0060823485A, RSH1FTSW, RSH1DBIS, RSH1DEIS, RSH1DTPE, RSH1DBRS, RSH1FBRS, RSH1DLBG, RS21DLMR1.