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AW TH67FLF Hose Tap
The AVG PTR valve fits perfectly with mainstream heat pump
The APO FPV is compatible and a direct swap for other brands such as AVG and Caleffi frost protection valves
Model: PR20
(The same ball valve is also featured in the AVG gas Quickie kits)
AVG-PTR15-1400-LF 15mm 1400kPa PTR/TPR Pressure Temperature Relief Valve Pressure Control Valve AW TH67FLF Hose TapOverview Australian Valve Group (AVG) PTR15 1400 LF 15mm (1 2") 1400kPa PTR Pressure and Temperature Relief Valve (also known as TPR valve) is cross compatible with other popular makes such as Reliance HT55 PTR valve with same fitments and functions. During the hot water services' heating cycles, the volume of water will expand as the temperature increases. This volume expansion creates excessive pressure inside the water cylinder and must be