Viessmann Vessel & PRV Kit 966101 Greenstar 30 RXI (GC No. 4140607) Good practice suggests replacing a

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

Gasket Burner Mesh

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Main Gasket Burner Mesh 7216295

Viessmann Vessel & PRV Kit 966101 Greenstar 30 RXI (GC No. 4140607) Good practice suggests replacing aKit 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.