Reduces chlorine taste and odor Sanitary Quick Change (SQC) cartridge design helps provide fast & easy cartridge change-out with minimal effort Slim profile, space saving design reduces overall under cabinet footprint Advanced multi-stage reverse osmosis water filtration process helps provide cleaner, better tasting drinking water through a dedicated faucet.

Manufactured from FDA CFR-21 compliant materials* The 3M™ Under Sink Reverse Osmosis Replacement Water Filter Cartridge 3MROP412 is a carbon based reverse osmosis replacement water filter cartridge that is for use with the NSF certified 3MRO401 and 3MRO501 reverse osmosis systems. As part of these multi-stage filtration systems, this cartridge provides additional chlorine taste and odor reduction. The 3M™ Under Sink Reverse Osmosis Replacement Water Filter Cartridge 3MROP412 is a carbon based reverse osmosis replacement water filter cartridge that is for use with the NSF certified 3MRO401 and 3MRO501 reverse osmosis systems. This cartridge, as part of these systems, adds an additional level of chlorine taste and odor reduction. Our 3MRO401 and 3MRO501 systems install under the kitchen sink and deliver cleaner, clearer, better tasting drinking water through a dedicated drinking water faucet. These systems provide water filtration on demand for drinking water, coffee, tea, baby formula, etc. and for cooking purposes as well. Our universal system design allows for use on both chlorinated (municipal) and non-chlorinated (well water) systems.