What sort of hot-water system do you have?

If you're not certain, pick the last option and we'll help you check.

ElectricA tank with no flue and no pilot light. Usually has an electrical cable running into the side.›Gas - storage tankA tank with a flue or vent out the top, and a burner underneath.›Gas - instant (continuous flow)A compact box on the wall with no tank. The hot water never runs out.›Solar, heat pump or something elseSolar example shown. Also choose this for a heat pump or another type of system.›I don't knowThat's fine - we'll show you how to tell.›

Images are examples to help you recognise your system, not a replacement selection.