Adjustable Ground Joint Retrofit Flushometers The Flushometer replaces existing valves that incorporate Ground Joint Tailpiece connections without having to replace the supply Control Stop.Quiet, Exposed, Diaphragm Type, Chrome Plated Closet and Urinal Flushometers with the following features:ADA Compliant Metal Oscillating Non-Hold-Open Handle with Triple Seal Handle Packing Adjustable Ground Joint Tailpiece (supply stop not included) Vacuum Breaker with Flush Connection High Copper, Low Zinc Brass Castings for Dezincification Resistance Non-Hold-Open Handle and No External Volume Adjustment to Ensure Water Conservation Low Consumption flush accuracy Handle Packing, Stop Seat and Vacuum Breaker molded from PERMEX Rubber Compound for Chloramine Resistance