Electric Underfloor Heating Cost per m² and Running Costs

Short answer: our electric underfloor heating kits for laminate and wood floors cost about £26 to £36 per m² for the heating parts, and a 15 m² room costs roughly £1.50 a day to run on a cold day. The details are below, and our heating calculator works it out for your own room.

Cost per m² to buy

Each Kit PRO has the heating film, crimps, cold tails, tapes and vapour barrier for one room. Prices include VAT.

Kit Price Per m²
5 m² kit, 50 cm film £179 £35.80
10 m² kit, 50 cm film £299 £29.90
10 m² kit, 1 m film £269 £26.90
15 m² kit, 50 cm film £439 £29.27
20 m² kit, 1 m film £519 £25.95
25 m² kit, 1 m film £649 £25.96

For big floors you can buy the heating film by the metre, from £19.91 per m² for 1 m wide film, and we design the layout with you.

Also allow for: a thermostat with floor sensor (£89.99), insulation board if the floor has none, and an electrician to connect it. Under carpet you also need ECOMAX-DUO boards.

Running costs

Our film gives 130 W per m². With a thermostat, once the room is warm the heating is only on for part of the time. Here we assume it is on half the time, for 6 hours a day, at 25p per kWh:

Heated floor Per day Per month
10 m² £0.98 about £29
15 m² £1.46 about £44
20 m² £1.95 about £59
How we worked it out: 15 m² × 130 W = 1.95 kW. On for 6 hours, half the time = 5.85 kWh a day. 5.85 kWh × 25p = £1.46. Your cost will be lower on milder days, with good insulation, or if you heat for fewer hours, and higher on a dearer tariff. Check your price per kWh on your electricity bill.

How to keep running costs down

  • Put insulation board under the film, so the heat goes up into the room.
  • Use a thermostat with a floor sensor and a timer, and heat the room only when you use it.
  • In a well-insulated room or new build, the gentler 110 W/m² kit is often enough.
  • Keep rugs and thick underlay off heated areas.

Not sure what you need?

Try the heating calculatorGet a free quote

Or call us on 01342 645021. We usually reply to quotes within 1 working day.

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