Featuring ProMaxTMhigh efficiency multi-stage water filter technology from ProOne®. Each stage is comprised of a unique proprietary formula ofinfused microporous foamTMdisk media in tandem designed to target a specific group of contaminants. Contains no resins or beads. Engineered for unsurpassed performance and maximum contaminant reduction. Independent lab report shows the ProMaxTMreduces/removes a broad range of 200 + contaminants including VOC’s, lead, fluoride, chlorine, heavy metals, pesticides, SVC’s, disinfectants, inorganic non-metallics, herbicides, pharmaceuticals, PFOA and PFOS. Tested to NSF/ANSI-42 and 53 standards. See ProMaxTMLab Report for details.