The TG-5 Zurn Wilkins Five Valve Backflow Prevention Assembly Test Kit tests all brands and varieties of Pressure Type Vacuum Breakers, Double Check Valves, and Reduced Pressure Principle Backflow Prevention Assemblies. Featuring a 5 control valve design, the TG-5 performs all known testing procedures, including those recommended by ASSE, AWWA, and FCCCHR and USC. The TG-5 includes a convenient carrying case and test fittings, and features a maximum working water pressure of 200 psi and a working temperature range of 35°F to 150°F. It is subjected to calibration testing conforming to standards traceable to the National Bureau of Standards, and its gauges should be rechecked for calibration annually.