Series LF3110 Lead Free* Class 125 Dielectric Flanged Pipe Fittings are used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. It is installed between pipes made from dissimilar metals, and features a Lead Free* cast copper silicon alloy construction. It consists of a single flange fitting and a gasket. Series LF3110 is ideal in applications such as hot water storage tanks, water and air conditioners, processing tanks, steam, gas, and water piping. Maximum Pressure: 175psi.