Quick Connect Filter, For Use With Steam Treatment Systems, Reduces Scale, Micron Rating 0.5 micron, Flow Rate 6 gpm, Diameter 5 1/8 in, Overall Height 12 1/2 in, Service Life 500 gal, Filter Media HydroBlend Polyphosphate, Maximum Temperature 100 Degrees F, Application Steam Equipment, Standards NSF 42, Series SR-X, Features Unit Dispenses a Controlled Amount of Hydroblend (TM) Polyphosphate Compound for Greater Effectiveness Compared to Standard Phosphate Treatments, Maximum Pressure 125 psi. This item has been restricted from sale in the following state (s): []