What affects the cost?
Radiator replacement cost depends on the radiator type and size, whether the pipe centres already match, access, valve upgrades and whether the heating system needs draining or rebalancing.
- Radiator size and type
- Like-for-like swap or relocation
- Pipework alterations
- TRV or smart-valve upgrades
- System draining and balancing
- Access and regional labour
Typical cost breakdown
Regional planning examples
The examples below apply our published modelling factor to the same national benchmark. They are not claimed as observed city-wide average quotes.
Sources used for this guide
Radiator Replacement: Cost Breakdown 2026
Published / checked: Cost table last updated June 2026
Used for: Radiator removal, replacement, relocation and common supply-and-fit radiator benchmarks
Frequently asked questions
How much does it cost to replace a radiator?
A straightforward radiator replacement commonly falls around £200–£300, although radiator type, pipework and valve changes can move the total outside that range.
How much does it cost to move a radiator?
A current UK planning benchmark is around £275, depending on how much pipework needs rerouting.
Related costs
Central heating installation
UK full central heating installation costs for gas, oil and electric systems, including common pipework and radiator allowances.
Around £5,250 for a gas central heating installationView guide →Cost guideNew boiler
Budget for a UK boiler replacement including the appliance, installation and common additional work.
£2,500–£5,500View guide →Cost guideUnderfloor heating
UK underfloor heating installation costs for electric and wet systems in new builds and renovations.
£50–£110 per m²View guide →