Why the need for larger gas pipes for Condensing Boilers …
The 2003 regs appear to have been content with 12.5mbar at the boiler ! Has anybody done a whole-life cost of condensing boilers ? I have been undertaking planned replacement of older boilers , but I am seriously …
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Why the need for larger gas pipes for Condensing Boilers …
Tags: 2003-regs, planned-replacement