Recent content by summe247

What does this do? Top of boiler

Thank you! The red cap loosens and tightens, how should I leave it please?
- summe247
- Post #3
- 27 Dec 2022
- Forum: Plumbing and Central Heating
What does this do? Top of boiler
- summe247
- Thread
- 27 Dec 2022
- Replies: 3
- Forum: Plumbing and Central Heating

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