TK-CK40C3 Replacement Cartridge, Pack of 3, Compatible Products ✅【Product Specifications】 Product Name: Water Purifier Cartridge (Pack of 3) Model Number: TK-CK40C3 Filter Materials: Non-woven fabric, activated carbon, hollow fiber membrane type ✅【Compatible Models】 This product is compatible with the following dedicated and mixed faucet types: Dedicated Faucet Types: TKCK30SSK, TKCK30SSKZ, TK-CK30S, TK-CK30-SZ Mixed Faucet Types: TKCK40SSK, TKCK40SSKZ, TK-CK40S, TK-CK40-SZ ※This product is not compatible with models other than those listed above. Please be sure to check the model number before purchasing. ✅【Replacement目安: Approximately 4 months】 When using 10L per day, the replacement目安 is approximately 4 months. This may vary depending on water usage and water quality, but regular replacement ensures optimal water purification performance. ✅【Safe and Easy Replacement】 The cartridge can be easily replaced with a single touch. No troublesome installation work is required. High-quality materials are used, allowing you to easily enjoy clean and delicious water every day.