Heating
Boiler pressure, fault codes, radiators, thermostats and heat pumps, explained for UK homes.
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Boiler Leaking Water? Causes, What to Do Now and Repair Costs
A boiler leaking water needs attention, but it’s rarely an emergency. What to do right now, the common causes, and…
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Combi Boiler Losing Pressure? 6 Causes and How to Fix Them
If you’re topping up your boiler every week, something’s wrong. The six common causes, what you can check yourself, and…
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What Does L2 Mean on a Boiler? Ignition Lockout Explained
L2 means your boiler tried to light and failed. The usual causes, from a frozen condensate pipe to no gas,…
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Vaillant Boiler Fault Codes: Complete List (F22, F28, F75 and More)
Every common Vaillant fault code in one place: what it means, whether you can fix it yourself, and how to…
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Vaillant F22 Fault Code: What It Means and How to Fix It
F22 on a Vaillant boiler means there isn’t enough water pressure in the system. Here’s how to top it up…
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Vaillant F28 Fault Code: Boiler Not Firing Up? Here’s the Fix
F28 means your Vaillant boiler tried to light and failed. The common causes, from no gas to a frozen condensate…
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How to Reset a Worcester Boiler (and What a Flashing Blue Light Means)
How to reset a Worcester Bosch boiler on every popular Greenstar model, what a flashing blue light means, and what…
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What Should My Boiler Pressure Be? (And How to Top It Up)
What your boiler gauge should read hot and cold, how to top up a combi boiler using the filling loop,…