IPW Industries Inc. Universal 4-Stage Under Sink Reverse Osmosis Replacement Filter Kit w/O-Rings and Wrench Blue And White (F-452130LHK) 15 - 130 GPM; 2" FPT; Hastelloy; Spec IAPMO verification confirms filter performance

IAPMO verification confirms filter performance over an 18 to 24 month service interval or up to 3

This cartridge is not compatible with older Watts Premier branded systems

Engineered Quick-Connect Plumbing Integration

} The Watts 1R-1Y-1B Kwik-Change WQC4RO11 Annual Replacement Filter Kit delivers a complete three-stage pre-filtration refresh for your 11-inch 50 GPD reverse osmosis system with proprietary quarter-turn cartridges

IPW Industries Inc. Universal 4-Stage Under Sink Reverse Osmosis Replacement Filter Kit w/O-Rings and Wrench Blue And White (F-452130LHK) 15 - 130 GPM; 2" FPT; Hastelloy; Spec IAPMO verification confirms filter performanceComplete Replacement Kit Universal 4 Stage Under Sink Reverse Osmosis Replacement Filter Kit Everything you need to refresh your RO system filters, membrane, wrench, and o rings in one package 50 GPD Membrane 5 Micron Filtration Wrench Included WHY IT WORKS Four stages of filtration, restored to peak performance Sediment Pre Filter 5 micron 100% polypropylene filter captures rust, silt, and particulates before they reach your membrane Carbon Block