Filter Cartridge Reduces Mineral Scale Total Dissolved Solids (TDS) Micron Rating Not Rated Flow Rate 0.1 gpm Outside Diameter 3 1/4 in Overall Height 17 in Service Life 24 mo Filter Media Reverse Osmosis Separation For Use With Steam Boilers Steamers Warmers Application Evaporative Equipment Steam Boilers Steamers Warmers Compatible Mfr Model Number MRS-100 MRS-100BL MRS-100CC Filter Design Specialty Filter Type Reverse Osmosis Membrane Maximum Pressure 100 psi