Vaillant Expansion Vessel & PRV Kit 964103 Duo-tec 2 Combi 33 GA (GC No. 4707556) Baxi Spark Electrode 720767301

Baxi Spark Electrode 720767301

REGQ141 - Quick Blow Fuse 20mm 2A (3)

Viessmann Pressure Gauge 7834985

Viessmann Gasket Set (4) Plate Heat Exchanger 7823859

Baxi 3 Way Valve Assembly 7693978

Vaillant Expansion Vessel & PRV Kit 964103 Duo-tec 2 Combi 33 GA (GC No. 4707556) Baxi Spark Electrode 720767301Kit 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.