According to the Gas Safety Ordinance, the repair and maintenance work of gas supply systems has to be carried out by registered gas contractors/registered gas installers to ensure safe operation of the system.
The gas supply system in the building (including service risers) should be checked periodically by the gas supply company.
Gas installations should be inspected at least once 18 months.
Do not store excessive stock of liquefied petroleum gas (LPG) cylinders.
Notify the supply company to recall the LPG cylinders found in public area.
Do not light a fire or switch on any electrical appliances (including the doorbell and the telephone) when there is a leakage of town gas or LPG. Open all the doors and windows and switch off the main gas supply. Use the telephone of your neighbour and call the police for help.
The use of flueless gas water heater is prohibited.
For any enquiries about gas safety, please call the Gas Standards Office of Electrical and Mechanical Services Department Hotline at 2808 3683 or 1823.