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Worcester 87186643010 electrode set
Product Code: 497090
Usually, there are two types of electrode, Ignition electrodes and flame sensing electrodes. The Ignition electrode causes the spark that begins combustion. The flame sensing electrodes are responsible for detecting whether there is a flame present in the burner. This is an important safety device that makes sure the boiler isn't still supplying gas without a flame.
- Worcester Bosch approved spare
- Suitable for LPG/NG boilers