Guides

Boilers & heating

Fault codes, pressure, servicing and when to replace.

How often should a boiler be serviced, and what actually happens?

A boiler service is not just a visual check. Here is what a proper annual service includes and why skipping it can cost you the warranty.

What a new combi, system or heat-only boiler costs installed in 2026, what changes the price, and how to compare quotes fairly.

On the first freezing morning of winter, half the boiler breakdowns we attend are a frozen condensate pipe. You can usually fix it yourself.

Low boiler pressure is the most common reason a combi stops heating. Here is what causes it, how to re-pressurise safely, and when it means a leak.

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