Designed to flow 42 GPH (Gallons Per Hour) of pure RO water. The XLP uses two GrowoniX GXM-1000-HF membrane elements—The industries highest flow membranes for maximum rejection, 98.5% nominal (96% minimum) of impurities. Features: Membrane: Two GrowniX GXM-1000-HF TFC membrane elements. The highest flow membranes for maximum rejection 98.5% nominal (96% minimum) of impurities. Carbon/Sediment: Two 4"x21" MemShell Coconut Carbon Cartridges, each rated for 100,000 gallons chlorine reduction at 2ppm chlorine. Frame: One aluminum powder coated frame for superior corrosion resistance. Tank: 24oz accumulator pressure tank, reducing TDS creep and improving overall efficiency. Membrane Flush Valve: for easy cleaning and extension of membrane life. Casters: 1.5" for easy roll away convenience. Easy Maintenance & Operation: Systems feature a compact design, are pre-plumbed and have all of their components strategically located for easy access and inspection.