Wet Underfloor Heating Cost
£85–£110installed price per square metre. Last updated August 2026.
Wet underfloor heating typically costs £85–£100 per square metre in a new build and £95–£110 in a renovation.
What each option costs
| Type | Typical cost | Notes |
|---|---|---|
| Wet system, new build | £85–£100 | Per square metre |
| Wet system, renovation | £95–£110 | Per square metre |
What affects the price
- New build or retrofit
- Floor area, buildup, and insulation
- Heat source, controls, and manifold design
What’s included
- The pipework, controls, manifold, labour, and preparation stated in the quote
- Pressure testing and commissioning
Good to know
How long does it take? Timing depends on floor preparation, area, zones, and screed drying requirements.
Do I need one? Have the system designed for the building's heat loss and chosen heat source.
Before you book, read how to check a heating engineer is registered.
How to pay less
- Install before final floors in a planned build stage
- Compare like-for-like floor preparation and control specifications
