The Waterspecialist refrigerator water filter features filtration performance is comparable to the original brand. It is also certified by authority NSF 42 and 372. Far different from generic brand, Waterspecialist only adopts 100% superior coconut shell carbon block to improve taste and odor..Great filtration: Waterspecialist refrigerator filters can reduce many harmful substances in water including heavy metals, mercury, chlorine, odor, THM, VOCs (volatile organic compounds), particles, copper, cadmium, chromium, and all other major impurities. This has been tested and proven by an independent third-party laboratory..Premium filter material: Waterspecialist selected BPA-free and food-grade filter housing that passed NSF 372 certification for lead-free filtration. We also adopt 100% natural coconut shell carbon block that contains larger surface area and more micropores than inferior carbon block..Perfect fit: Waterspecialist combines precision measurement technology to produce 100% fit refrigerator filters with exquisite engineering designs, unlike inferior replacement filters that can cause water leakage issues. Also, Waterspecialist saves you time and hassle by offering tool-free refrigerator filter replacements..Replacement models: EveryDrop Filter 4, EDR4RXD1, EDR4XD1B, EDR4RXD2, Maytag, Kitchenaid, Jenn-Air UKF8001, Whirlpool 4396395, UKF8001AXX-750, UKF8001AXX-200, AMANA UKF8001P, UKF8001AXX, UKF9001, Sears or Kenmore 9006, 9992, 9005, 9084, Bosch BORPLFTR20, Viking RWFFR, 67006475, WF295, Puriclean II. Please note this is a compatible spare part and the manufacturers' names and part numbers have been used for reference purposes only. Waterspecialist is an independent brand..Replacement refrigerator models: Whirlpool wrx735sdhz, wrx735sdbm00, wrx735sdbm02, wrx735sdhz00, wrx735sdhz01, wrx735sdhz02, wrx735sdhz03, wrf555sdfz, wrf555sdfz05, wrf555sdfz08, wrf555sdfz09, wrf555sdfz11, wrf555sdfz12, wrf535swhz, wrf535swhz00, wrf535swhz01, w11256135..Replacement refrigerator models: Maytag mfi2568aes, mfi2570fez, msd2651heb, mfi2568aeb, mzd2665hes, mfi2067aes, mfi2568aew, mfi2569vem2, msd2651hew..Replacement refrigerator models: Kitchenaid krfc300ess, krfc300ess01, krfc302ess00, krff305ess00, kbfa25erss01, kfcs22evms8, kfxs25ryms2.