danger. By law, they must be installed by a Gas Safe Register engineer (www. gassaferegister.co.uk).
They should also be serviced by one annually to ensure they’re safe and working efficiently.
Carbon monoxide poisoning from gas appliances can, of course, be fatal and is hard to detect. That’s why it’s safest to have a carbon monoxide alarm in each room where there’s a gas appliance. But fitting one isn’t enough – you must press the test button on it regularly to make sure it’s working, and change the batteries when required, although some alarms have built-in batteries that can’t be replaced. SMOKE alarms should also be tested regularly, but there’s nothing more annoying than one that goes off every time you burn a piece of toast.
Taking out the battery is a dangerous habit to get in to, so go for an alarm with a silencer button. Some alarms are ‘toast proof’, meaning