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worceter bosch combi boiler?

loosing pressure due to water leaking out of condinsation pipe.
geoff ralph, February 2012
You would not loose pressure by water out of condensation pipe. That is for all the water that condenses, (THAT WORD) You need to get rid of it some where, hence the pipe.
Losing pressure is down to a leak in your system.

SD, February 2012
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