The Manitowoc AR-20000/40000 Replacement Water Filter (K00339) makes ensuring clean water easy. The cartridge is designed to work with the Arctic Pure AR-20000 or the AR-40000 filtration system. This replacement water filter offers an operating pressure of 25 to 125 PSI, along with a flow rate of .75 GM, and a capacity of 20,000 gallons. This Manitowoc - K00339 - AR-20000/40000 Replacement Water Filter also offers sediment protection via a graded density carbon block filter to ensure superior dirt retention and reduction of other fine sediments. Keeping an extra on hand will ensure your water filtration system is always ready for any task.