Certified to reduce lead, chlorine, taste, and odor, everydrop® value filters offer convenient, filtered water for you and your family. For the cleanest water, replace your everydrop® value filter every 6 months (or 300 gallons). everydrop® value Ice and Water Refrigerator Filter S1 compares to Samsung® HAF-CU1.NSF Certified to reduce Lead, Chlorine, Taste and OdorReplace every 6 monthsCompare to Samsung® HAF-CU1 (This product is not affiliated with or endorsed by Samsung®)everydrop® offers convenient, on-demand filtration for you and your familyReplaces 1500 water bottles UNSPSC 40161500 Filters Lead yes Brand/Model Compatibility Samsung HAFCU1 Life (Gallons) 300 Filter Life (Months) 6 Series Name value Package Quantity 1 Installation Type Twist-in NSF Certification 42 yes Micron Rating 0.5 Fits Side-by-Side Refrigerators yes Fits Bottom-Freezer Refrigerators yes Fits Samsungyes NSF Certification 53 yes Fits French Door Refrigerators yes Reduces Chlorine Taste and Odor yes