1-1/4 in. Lead-Free Reduced Pressure Principle AssemblyOur most popular backflow preventer model, the 1 1 4" 975XL2S Reduced Pressure Principle Backflow Preventer features a bronze wye type strainer. Its utilized on potable water applications for high health hazard protection from backsiphonage and backpressure of contaminated water. The wye pattern, bronze body design provides separate access to each check valve and the relief valve to reduce valuable labor costs and repair time, while the short lay