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Vaillant Ignition and Monitoring Electrode 90709

Vaillant electrode causes the spark that begins combustion within the burner, while flame-sensing electrodes are responsible for checking if there is a flame present in the burner to make sure that the boiler doesn't keep supplying gas without a flame.

  • Comes with seal and screws
Regular price £23.86
Regular price Sale price £23.86
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