The AquaPure APDWS1000 has an advanced dual stage carbon block filtration system, Exclusive quick change filter cartridges, 14 inletoutlet connections, The AP DWS1000 Designed with builtin automatic shutoff meter that automatically shuts off the system after 625 gallons 2,366 liters as a reminder to change cartridges, Exclusive sanitary quick change cartridge on the AP DWS1000 System is desigedn to help provide fast and easy car tridge change with minimal effort, Manufactured from FDA CFR21 compliant materials, Installation hardware, faucet and pipe connections included for easy installation, Complete installation manual is enclosed for easy reference and simple, easy to do DWS1000 installation, The APDWS1000 System Specifications:, Size: 14, Height: 153440 cm, Diameter: 3148 cm, Width: 107828 cm, Capacity: 625 gallons 2,366 liters, Flow Rate: 0, 6 gpm 2, 3 lpm, Max Water Temp: 100°F 37, 8C, Max Water Pressure: 125 psi 862 kPa, Replacement Cartridge Options: APDW8090 set of two, Degree of Filtration: 0, 5 Micron nominal, SKU: YROW019