It shuts off the thermosiphon circulation when the tank reaches 65 deg
A functioning PTR valve is a requirement by law in Australia for safety and the AVG PTR valve is approved under the Watermark standard
Maximum Unbalanced dynamic supply: 6:1
Insulation for all parts
Adjustable Outlet Temperature: 35-50 deg
APO 15mm 850kPa PTR / TPR Pressure Temperature Relief Valve Insulation Option:Without Insulation Jacket It shuts off the thermosiphonOverview The APO PTR15 850 15mm (1 2") 850kPa PTR Pressure and Temperature Relief Valve, also known as TPR valve is used to regulate the water pressure inside hot water services, including heat pumps, electric, gas storage and solar water heaters across all mainstream brands in Australia such as Rheem, Vulcan, Rinnal, Dux, Aquamax, Thermann, Apricus and Solahart. The APO PTR valve features the same threads, fitments and similar physical sizes with