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Smell of gas or fumes
If you can smell gas in your home or suspect there is a gas escape or a carbon monoxide leak, you must telephone the gas emergency freephone number 0800 111 999 immediately. You should follow the instructions given. These include -
- turning off the gas supply immediately at the meter or emergency control valve. The main gas on-off lever can be found next to your gas meter
 - extinguishing all sources of ignition
 - not smoking
 - not operating electrical light or power switches - either on or off
 - not using any phones inside the property
 - opening doors and windows to ventilate the property
 - ensuring access to the premise is possible
 - not operating any electrical security doors
 - leaving the property if the smell continues
 
If the entry to the property is through a communal access, make sure National Gas Emergency Services can gain access to the property without having to use the intercom.