24 | Smart meter user guide Smart meter user guide | 25
If you notice any of the above or you have any other concerns related to
your gas appliances then you can find a Gas Safe Register engineer at
gassaferegister.co.uk who’ll check the safety of your appliances.
It’s important to have all your appliances checked and serviced every year.
Appliances
Soot, stains or discolouration near appliances like boilers,
gas fires or water heaters
Gas flames
Yellow gas flames - gas flames should always burn blue
Blockages
Blocked air vents or chimneys - always ensure your home is
properly ventilated and that your chimney is regularly swept
Gas safety
If you believe you can smell gas, call the Gas Emergency Line on 0800 111 999
immediately.
Loss of supply and safety concerns
If you are experiencing a loss of electricity or gas supply or have any safety
concerns with your supplies, then please call us on 0330 094 5800 so
we can help you further. Alternatively you can visit our website for help at
shellenergy.co.uk/help/emergency-and-safety.
Gas safety: carbon monoxide poisoning
Knowing the signs of carbon monoxide poisoning could save your life and the
lives of those around you. We’ve listed a few things to look out for below that may
indicate a presence of carbon monoxide: