Check the listing for details. AQUA CREST 3US-AF01 Under Sink Water Filter, NSF 42 Certified Replacement, (6). Color: White, Condition: New. Listed at 83.99 USD. Product DescriptionThis product has two packaging versions, the old and new packaging will be shipped at random. 【NSF Certified Performance】NSF 42 Certified. The high-efficiency filtration is dedicated to providing you with an excellent water experience. 【Authority Guaranteed Materials】Specially selected premium materials are certified by the WQA against NSF 372 standard, which brings you a satisfying and safe experience. 【Stable Flow Rate】Provides you with stable filtered water without obvious pressure drops. The filtration is efficient enough to provide you with the best drinking experience. Advanced Filtration Media Good Match Meets Multiple Food-grade Regulations 【Long-lasting Service Life】Enjoy fresh water by replacing your filter every 6 months or 2,000 gallons. Whichever comes first will vary based on water quality. 【Compatible with the Following Models】3M Filtrete 3US-AF01, 3US-AS01 system, Aqua-Pure AP Easy C-CS-FF, CS-FF system, WHCF-SRC, WHCF-SUFC, WHCF-SUF, 4306791, 4306809, 4306817, 4306825. AQUA CREST is an independent brand. This filter is not an original product. **Please note that the compatible model numbers of the products are quite similar. Double check the exact model number before purchase to make sure you get the right one! On Nov-17-21 at 01:49:23 PST, seller added the following information: