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• Thread Size Physical Measurements: 33
Package Weight 400g
Intended Use: For commercial hot water service applications where high Kilowatt rating is required for the PTR valves
The Caleffi 533550H 3-way pressure reduction valve features a pressure adjustment range of 100-600kPa with a factory setting at 500kPa
Factory Pressure Setting: 300kPa
AVG PTR15-700-LF 15mm 700kPa PTR / TPR Pressure Temperature Relief Valve Check Valve • Thread Size Physical Measurements:Overview Australian Valve Group (AVG) PTR15 700 LF 15mm (1 2") 700kPa 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 regulated.
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