Pay in 4 interest-free payments of $12.50 Learn more
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
• Model: NRIBV-20F
In a direct flow open loop solar hot water system in Australia
Loose nut end features an anti-vandal hidden blocking plate to prevent unwanted water dumping
441mm internal diameter
Watermark approved and in accordance to AS/NZS 3718
AVG PTR15-1000-LF 15mm 1000kPa PTR / TPR Pressure Temperature Relief Valve Flexible Hose • Model: NRIBV-20FOverview Australian Valve Group (AVG) PTR15 1000 LF 15mm (1 2") 1000kPa 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