AquaHouse Compatible Replacement filter for Whirlpool Fridges, fits models: 461950271171, SBS001, 481281728986, 4392922 Very easy to change and reliable filters, simple twist and lock into place Filters high levels of Chlorine and many compounds, Premium compatible water filter, has been independently tested and certified by the Water Quality Association's Gold Seal program. Only products that pass rigorous testing and pass annual manufacturing facility audits are accepted onto the Gold Seal certification. Filter meets NSF/ANSI 42 standard for material safety, structural integrity, and has been tested for chlorine reduction. Also meets NSF/ANSI 372 standard for lead free compliance. This gives the user confidence the filter is of high quality and safe for use with drinking water. 6 Month filter life. AquaHouse branded filter, Aquahouse is a registered trademark.