WaterSentinel WSW-4 Refrigerator Replacement Filter Made from Coconut Shell Carbon Made in US Quick, 1-step installation with the same OEM performances; Manufactured in the U.S.A Get the best crystal clear drinking water; NSF 42 certified to remove chlorine and other contaminants and WQA Gold Seal Certified. Filter Fits: Whirlpool & Kitchenaide Filters: 046-9002, 04609002000, 0469002, 09002, 09002P, 2204324, 2204326, 2206039, 2206048, 2213384, 46-9002, 4609002000, 469002, 8171413, 8171413P, 8171413R, 8171413T, 8171414, 8171414P, 8171414R, 8171414T, 9002, 9002P, EFF-6009A, EFF-6010A, FILTER 8, NL200, NLC200, NLCS200, PS390643, PS390645, SGF-W31, SGF-W41, WF-286, WF286, WFI-NL200, WFI-NLC200, WFI-NLCS200 Guaranteed by WaterSentinel WaterSentinel brand ensures the highest standard of contaminant retention, including filtering out most of chlorine, cysts, rust, corrosion, sediment, and turbidity. 101 Day warranty against manufacturer defects from date of sale with invoice from WaterSentinel. For Customer Service call 866-218-8473