Cold patches
- Thread starter Foxy5462
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I'm sure the plumbers are fed up with answering this so I'll have a go.
It's usually caused by sludge blocking the internal passages. The radiator needs removing and flushing out and then something like fernox adding to the system to prevent it in future.
joe
It's usually caused by sludge blocking the internal passages. The radiator needs removing and flushing out and then something like fernox adding to the system to prevent it in future.
joe
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