The Prier 630-7500 is a universal vacuum breaker kit that is designed to prevent freezing in your water system. This kit comes in satin nickel finish and includes an aluminum cap, a vacuum breaker body, a poppet and washer that requires no special tool for repair.The 630-7500 is made of heavy-duty ABS plastic for resistance and toughness from which can provide you reliable results. This kit is set to fit on all current and past Prier and Mansfield-styled residential hydrants such as the 400 or 500 series anti-siphon wall hydrants and the Prier 400 diamond series anti-siphon wall hydrants. It will also fit the NIBCO 90 frost-proof valve.Prier focuses on bringing you genuine replacement parts like the 630-7500 vacuum breaker kit that will stand the test of time and will give you years of dependable service. Get the best from Prier here at PlumbersStock!