Underfloor Heating Cost Calculator
Get an instant estimate for your underfloor heating project
Total Area: 12.0 m²
Adjust to account for multiple rooms or zones in your project.
Best for:
Bathrooms, kitchens, large open-plan spaces
Most Popular:
Wet systems for whole homes, electric for specific rooms
Installation Time:
Typically 2-4 weeks depending on scope
Energy efficient: 15-30% savings vs radiators
Comfort: Even heat distribution, no cold spots
Space saving: No radiators means more usable floor space
Property value: Adds appeal to modern buyers
What are the main cost factors for underfloor heating?
The primary costs are: system type (wet vs electric), property type (new build vs retrofit), room size, floor covering, and insulation levels. Retrofit installations cost significantly more due to disruption and complexity. Wet systems are generally most cost-effective for whole-home installations, while electric systems work well for targeted room heating.
How much can I save by switching from radiators?
Underfloor heating systems typically operate 15-30% more efficiently than traditional radiators, leading to significant savings on energy bills. Over a 10-year period, UFH can save £2,000-£8,000 compared to radiator systems, depending on system type, property insulation, and usage patterns. The actual savings depend on your current heating system and energy consumption.
Are there any grants or subsidies available?
While underfloor heating itself isn't typically covered by major grants, it may qualify under certain energy efficiency programs or as part of larger home improvement schemes. Check with your local council or government energy schemes for current offerings. Many installers can advise on available incentives.
Is underfloor heating worth it for a retrofit/renovation?
Retrofitting underfloor heating is more expensive than installing during new construction, with costs 30-50% higher due to disruption. However, if you're already doing major renovation work (new flooring, structural changes), it can be a good time to install. The long-term efficiency gains and comfort benefits often justify the investment.
How long does installation typically take?
Standard underfloor heating installation usually takes 2-4 weeks depending on property size and system complexity. Wet systems may require additional curing time for screed. Electric systems are generally quicker to install. Your installer will provide a specific timeline based on your project.
What floor coverings work best with underfloor heating?
Tile, stone, vinyl, and laminate are ideal for UFH as they conduct heat efficiently. Engineered wood works well with proper underlayment. Thick carpets should be avoided as they insulate the floor and reduce heat output. If you prefer carpet, use low-tog underlayment (maximum 2.5 tog) to allow heat transfer.
Can I control the temperature in different zones?
Yes, most modern underfloor heating systems include zone controls, allowing you to set different temperatures for different rooms or areas. This adds to the initial cost but provides significant comfort and efficiency benefits by heating only occupied spaces.
What about running costs and energy bills?
Running costs depend on system type, property insulation, and usage. Wet systems typically cost £0.50-£0.80/m²/year to operate, while electric systems cost £0.80-£1.20/m²/year. Properties with poor insulation will see 20-30% higher running costs. Smart controls and zone heating can help optimize costs further.