The Cuno Aqua Pure AP917R Replacement Water Filter is the replacement water filter cartridge for the Cuno AP903 Water Filtration System, The 3M Cuno AquaPure AP917R water filter reduces sediment, chlorine taste and odor for up to 100,000 Gallons, The Aqua Pure AP917R water filter is easy to change, No special tools are required, Reducing sediment, dirt and rust helps prevent build-up in plumbing and fixtures, thereby extending the life of appliances that use water such as water heaters, dishwashers and clothes washers, Sanitary Quick Change (SQC) design allows for fast and easy cartridge change-outs without the need of a filter wrench, The CUNO Aqua-Pure AP917R Replacement Water Filter is manufactured from FDA CFR-21 compiant materials, AquaPure AP917R Filter Cartridges feature carbon block filtration with a non woven blended pleat media, Water filtration saves money by improving performance in refrigerators, ice makers, water heaters and cleaning detergents, Filtration: 5 Micron Nominal; Carbon Block, Service Flow Rate: 20 GPM (75, 7 lpm), Inlet/Outlet Size: 1"" NPT, Temperature Range: 40-100 F (4, 4-37, 8 C), Pressure Range: 25-125 psi (172-862 kPa), Filter Capacity: 100,000 Gallons, SKU: CWD2429