Always check the engineer fitting appliances such as boilers, hobs and radiators is Gas safe registered.
When having building work done, check the gas fitter credentials by looking at their ID card or contacting the Gas Safe Register - don’t rely on your builder or project manager to do it on your behalf.
Ensure your gas appliances are checked annually by a Gas Safe registered engineer to check they are operating correctly and safely.
Only use gas appliances for their intended purpose for example, don’t use a cooker to heat a room.
Buy an audible carbon monoxide detector for your property and make sure it is maintained correctly.