Quick Connect Filter, For Use With Steam Treatment Systems, Reduces Scale, Flow Rate 2 gpm, Diameter 1 3/8 in, Overall Height 10 in, Filter Media HydroBlend Polyphosphate, Maximum Temperature 150 Degrees F, Application Food Service, Steamer, Standards NSF 42, NSF 53, Series SR-X, Compatible Mfr. Model Number EV9797-20, EV9797-21, Compatible with Grainger Part Number 5WFG5, 5WFH3, Features Hydroblend Polyphosphate Technology, Maximum Pressure 125 psi, Shell Material Phosphate