Worcester Vessel & PRV Kit 969101 Performa System 28HE (GC No. 4159127) Potterton Electrode Kit (Single bracket

Potterton Electrode Kit (Single bracket with short cables) 5132366

Vaillant Sensor (Water Pressure) 0020059717

Worcester Diverter Valve Assembly 87161068450

21132000100140713000090372N) 0020182226

Worcester Vessel & PRV Kit 969101 Performa System 28HE (GC No. 4159127) Potterton Electrode Kit (Single bracketKit contains: Expansion vessel Pressure relief valve GasPart Vessel Kits make boiler pressure issue repairs as easy as possible. Good practice suggests replacing a PRV at the same time as a faulty vessel. A faulty vessel can cause damage to the PRV resulting in the boiler still showing a low pressure fault. Buying both together is simple and will help eradicate further problems.