Pura 41407001 Quick Change Sediment Filter. Pura 41407001 Quick Change Sediment Filter The is the replacement filter for QCRO and QCUF systems. This 5 micron filter reduces sediment dirt and rust to protect the carbon filters and membrane from clogging. Reduces sediment dirt and rust Filter capacity: 2000 gallons Micron Rating: 5 micron Should be replaced every 6 months PURA QCRO 4 Stage Quick Change RO System Specifications PURA QCRO 4 Stage Quick Change RO System Manual PURA QCRO Performance Data Sheet Pura QCRO and QCUF Replacement Filters