3M Purification Model No. HF45‐S
 (5613309) 3MTM Water Filtration Products Replacement Cartridge, large diameter, 3 micron, 2.1 gpm flow rate, 25,000 gallons capacity, reduces sediment, chlorine taste & odor, scale inhibitor for ICE145‐S (5616204) (priced per each, packed 2 each per case)