[Tested & verified by independent laboratory]: Our refrigerator water filters are Tested & verified by our independent laboratory testing for material requirements that we aims for product testing and the public health and safety. | ★[Recommendation]: For best filtration results, water filters should be replaced 6 months or 300 gallons of clean water. Flush 2.5 gallons through your water dispenser for cleaner-testing water. | ★[Replacement Model]: 4396508, Filter 5, 4396510, NLC240V, 4396508P, 4392857, WF-4396508, 9010, 46-9010, WF-NLC240V, R-9010, WF-NL240V, 469010, 46 9010, 46-9902, 46-9908, W10186668, 4396508T, 4396509, 4396509P, 4396510P, 4396510T, 4396547, 4396548, 4396562, 4396563, 4396918, 4392857R, 4392922, 4396163, 4396164, 46 9902, 46 9908, 9902, WSW-1, KITCHENAID 4396547, 4396548, 4396163, 4396164, 2255709, 4396509, 2203220, 2255518, 2305768, 9085, 90102, 9010P, 9908, 2203221, 2203980, 8212652, WF-300BR | ★[More Replacement Model]: 9908P, 4396919, NL240, L400, L400V, LC400, LC400V, WFL400, WF-L400, WFL400V, WF-L400V, WFL500, WF-L500, WFLC400, WF-LC400, WFLC400V, WF-LC400V, WFNL240, WF-NL240, WFNL240V, WFNL240V , WFNL300, WF-NL300, WFNLC240, WF-NLC240, WFNLC240V, WFNLC250, WF-NLC250. These filters are not the original products. | ★[Remarkable Performance]: Only use premium coconut shell sintered activated carbon block, significantly reduces chlorine taste & odor and 12 contaminants including Chlorine, cysts, chloramine, lead, Lindane, Endrin, Atrazine, Carbofuran, Benzene, TTHM, particulates ClassⅠ, Turbidity. Also, it persisted beneficial minerals.