Immersion Heater Replacement Cost UK (2026)

Immersion Heater Replacement in the UK typically costs £180-£380per element in 2026. London and the Home Counties sit at the top of the range; Wales, Northern Ireland and the North East are usually cheapest. Click any city below for a full local breakdown.

What's usually included

• Supply of new immersion element
• Isolation, drain-down and re-fill
• Testing under load
• Disposal of old element

What affects the price

• Cylinder type and access
• Whether the thermostat needs replacing too
• Limescale severity on the old element
• Emergency callout vs booked visit

Immersion Heater Replacement prices by UK location