How Much Does a Central Heating System Cost? UK 2026
Interactive calculator with real prices adjusted by UK region. Select your scope, pick your region, get your instant estimate.
1. Choose Scope of Work
2. Select Your Region
What Affects the Cost?
Number of radiators
Pipework routing
Boiler type selected
Thermostat and controls
Floor type for underfloor
Existing system condition
Frequently Asked Questions
How much does it cost to install central heating from scratch UK?
Installing a full central heating system from scratch in a 3-bed house costs £3,500-£6,000 including boiler, radiators, pipework, controls, and labour.
How much does underfloor heating cost UK?
Electric underfloor heating costs £50-£75 per sqm installed. Wet underfloor heating costs £100-£150 per sqm. A typical bathroom costs £400-£800 for electric, £800-£1,500 for wet.
Is underfloor heating cheaper to run than radiators?
Wet underfloor heating runs at lower temperatures and is typically 15-25% cheaper to run than radiators. Electric underfloor heating can be more expensive to run but cheaper to install.