AFC® #AFC-DBC-2PK, Compatible with Culligan® US-2-R includes US-2-R1 and US-2-R2 water filter cartridge - 2 Filters

Flow Rate: 0.75 GPM - 1.5 GPM Micron Rating: 0.5 Micron Capacity: 500 Gallon - 6 Month Life Operating Temperature(for cold water use only): 40-100 °F (4.4-37.8 °C) Operating Pressure: Pressure Requirements40 - 100 psi Operating Pressure: Pressure Requirements 40 - 100 psi