Filter Cartridge Reduces Mineral Scale Total Dissolved Solids (TDS) Micron Rating Not Rated Flow Rate 0.2 gpm Outside Diameter 3 1/4 in Overall Height 25 in Service Life 24 mo Filter Media Reverse Osmosis Separation For Use With Steam Boilers Steamers Warmers Application Cheese Melters Coffee Combi Ovens Expresso Machines Steamers Compatible Mfr Model Number MRS-350 MRS-350BL MRS-350CC Filter Design Specialty Filter Type Total Dissolved Solids Maximum Pressure 100 psi