Viessmann Vessel & PRV Kit 966101 Greenstar 30 RXI (GC No. 4140607) Ignition & Ionisation Electrode c/w

Ignition & Ionisation Electrode c/w Lead

Glowworm Hydraulic Block 0020118194

Good practice suggests replacing a PRV at the same time as a faulty vessel

Viessmann Adaptor Step Motor 7831530

Viessmann Vessel & PRV Kit 966101 Greenstar 30 RXI (GC No. 4140607) Ignition & Ionisation Electrode c/wKit 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.