IcePure Universal External Filter Water Filter Replacement LG 5231JA2010A,5231JA2010B,WATER SENTINEL WSI-1,RWF0300A 1PACK [NSF CERTIFIED]Icepure Brand Filters was Tested and Certified by NSF International against NSF/ANSI Standard 42 for material and structural integrity requirements. [WQA CERTIFIED]Icepure Brand Filters was also Tested and certified by WQA to NSF/ANSI42 for material satety and structural integrity only. Tested against NSF/ANSI42 for chlorine reduction. Tested and certified by WQA to NSF/ANSI372 for lead free compliance [100% GUARANTEE]We are sure youll enjoy the benefits of our product! We offer 90-day money back guarantee and a friendly customer service [HIGHEST FILTRATION LIFE]Double Capacity .Lasts for up to 1500 gallons or 6 months.Natural Coconut shell Activated carbon ensure contaminant reduction.Remove sediment,rust,particles,Chlorine,color,Odor,Voc,THMS. [COMPATIBLE MODEL]Please Note That This Is A Compatible Spare Part, The Manufacturer's Names, Part Numbers Have Been Used For Compatibility Information ONLY.Compatible with Samsung DA29-10105J,LG 5231JA2010A,5231JA2010B,5231JA2010B-9808,GEGXRTDR,GXRTQ,GXRTQR,Whirlpool External Filter