11+ Natural Gas Vs Electric Heater UK. As the name implies, this type of heater draws its power from natural gas. Gas water heaters are less energy efficient than electric heaters, but the cost of electricity itself makes the running costs of an electric heater higher.
The reason is that it uses natural gas which can leak due to a certain fault.
Gas vs electric is often one of the first questions a potential buyer asks when choosing a new tankless water heater. It burns the gas and then transfers the heat to the space. Should barbara consider switching away from natural gas? It's also important to know that each choice has costs that this might be because gas works considerably faster and tends to be less expensive.