The Vaillant Pressure Relief Valve is a replacement part suitable for use with Ecomax VUW (condensing) boilers. The pressure relief valve helps to control pressure in a closed system by proportionally opening to relieve excess pressure, preventing catastrophic malfunction.
Comes with washer
Technical specification
Waist Sizeaa68cg12guTypePressure Relief ValveSupplier Part Number190728Brand NameVaillant