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View Full Version : Why is my water hot downstairs but warm upstairs


Jon Mc
Feb 9, 2010, 04:47 AM
Hi, I have a Worcester 24 CDI boiler the heating is fine and the hotwater downstairs is also fine.
However when I turn the shower on upstairs the water is only warm unless I turn the cold water tap on slightly in the sink.
Can you advise what it may be.

Thanks.

Jon.