3M 3MROP412 Sediment & Chlorine Reduction Cartridge for RO System

The 3MROP412 replacement cartridge is used with the following 3M™ under sink reverse osmosis systems: 3MRO401 and 3MRO501. The 3MROP412 composite sediment/lead filter reduces a wide range of contaminants, including sediment, lead, and cysts.