☆ Condition ☆ New, Unused ◎ Major EC site selling price: ¥3,999 Purchase date: January 2026 ※ Immediate purchase OK (no comment needed) ※ Price negotiation / holding unavailable Brand: Sfyiop Model name: JF-20 Compatible type: Built-in faucet water purifier cartridge Compatible part numbers: JF-20 / JF-21 / JF-22 / JF-K20 / JF-K21 / JF-K22 Contents: 3 water purifier cartridges 【JF-20 compatible built-in faucet cartridge】 This is a JF-20 compatible water purifier cartridge for built-in faucets. It is compatible with the same standard part numbers of conventional and long-life types, and is a convenient set for daily replacement. 【Filtration structure supporting removal of 5+1 substances】 It uses a filtration structure that combines non-woven fabric and activated carbon. It is designed to remove free residual chlorine, total trihalomethanes, CAT, 2-MIB (musty odor), dissolved lead, and PFOS/PFOA. It is designed for easy use as a household water purifier. 【Compatible with a wide range of faucet model numbers】 It is compatible with many built-in faucets, such as the JF-1450 series, JF-1460 series, JF-245 series, and RJF series. If the existing cartridge part number is JF-20 series, it is easy to choose as a replacement. 【Replacement guide and usage】 The usage guideline is about 4 months per cartridge (when using 10L per day). The total filtered water volume is about 1,200L, and the replacement time varies depending on the amount of water used and water quality. Since it contains 3 cartridges, you can prepare them in bulk for regular replacement. 【Handling and storage precautions】 Please store in an unopened state, avoiding high temperatures, humidity, and places with strong odors. It is recommended to use it as soon as possible after opening. It is not compatible with the desalination of seawater or the softening of hard water. No claims or returns are accepted to prevent product substitution. We will ship as quickly as possible. Immediate purchase is OK, but please purchase only if you can promptly provide a "receipt evaluation" after arrival.