Safety
Read the guide Gas safety at home: warning signs and what to do
The warning signs that need urgent action, plus the routine checks that help keep gas appliances safe.
Advice centre
Clear answers before you touch a control.
Original, homeowner-friendly guides checked against official safety, manufacturer and independent energy sources.
Know the safe stopping point.These guides never replace model-specific instructions or a qualified engineer where gas safety, leaks or internal components are involved.
Boiler pressure: when to check it and when to call
A safe homeowner-level check for low boiler pressure, with clear limits on when not to continue.
Read this guide →How to reset a boiler safely
What a reset can resolve, how to find the correct model instructions and the signs that mean it is time to stop.
Read this guide →How to use heating controls effectively
A practical explanation of programmers, room thermostats and radiator valves—and how each one affects comfort.
Read this guide →Should you turn down your boiler flow temperature?
What boiler flow temperature means, where efficiency gains may be possible, and why every home needs a considered setting.
Read this guide →Find the right boiler manual before changing a setting
How to identify your boiler and use official manufacturer instructions instead of a generic online answer.
Read this guide →Heat pumps: the homeowner basics
A plain-English introduction to how heat pumps work and the questions that matter before choosing one.
Read this guide →Clear advice with sources you can check.Each guide links to its principal official source and marks the point where a qualified engineer or the manufacturer’s own instructions should take over.