New, Unused Set of 3 Please confirm the model number. [This is a compatible product, not a genuine product] Compatible replacement浄水カートリッジSEPZS2103PC for Katchitto water purifier (integrated shower mixing faucet/dedicated water faucet type). [浄水カートリッジ Material] ABS resin, activated carbon, non-woven fabric, hollow fiber membrane, ion exchange fiber. Purification performance: Removes 5 substances. [Compatible faucet model numbers] K1600PC, K1600ZPC, QSK1600PC, QSK1600ZPC, QSKM6001EPC, QSKM6001ZEPC, JGK1600PC, JGK1600ZPC, JGKM6001EPC, JGKM6001ZEPC, VJK1600PC, VJK1600ZPC, VJKM6001EPC, VJKM6001ZEPC, VZK1600PC, VZK1600ZPC, VZKM6001EPC, VZKM6001ZEPC [Replacement period目安] Approximately 4 months/cartridge when using 10L per day. (The replacement period目安 varies depending on water usage, water pressure, water quality, etc.) Please replace the 浄水カートリッジ regularly. (After replacing the 浄水カートリッジ, run "purified water" for about 1 minute before use.) Katchitto water purifier (integrated shower mixing faucet/dedicated water faucet type) 浄水カートリッジSEPZS2103PC (compatible product) compatible faucet model number list: K1600PC, K1600ZPC, QSK1600PC, QSK1600ZPC, QSKM6001EPC, QSKM6001ZEPC, JGK1600PC, JGK1600ZPC, JGKM6001EPC, JGKM6001ZEPC, VJK1600PC, VJK1600ZPC, VJKM6001EPC, VJKM6001ZEPC, VZK1600PC, VZK1600ZPC, VZKM6001EPC, VZKM6001ZEPC