Electric water heater is a device equipped with a heater, which heats the chamber.
If the boiler will have more water heaters it will be able to warm up much faster. A supply the boiler with two heater is functional and ergonomic. If one breaks down, the other can easily continue to heat the water.
However, we should repair are damaged parts as soon as possible. A help in such works is easy to find at this website www.mdsplumbingandgas.co.uk.
Quick repaired the damaged heater will avoid other more serious failure.