Underfloor heating in Epsom

Postcode districts: KT17, KT19
Nearby: Ewell, Banstead and Sutton
Guide price: £800–£2,800
Typical time on site: 1–2 working days (added to a fit)
Water: Hard across most of Surrey
Survey: Free, at your home

What does bathroom underfloor heating cost in Epsom?

Guide price in Epsom: £800–£2,800 including VAT, depending on the room and what you choose. We adjust the national guide for South East England, where prices are typically about 12% above the UK average. The figure depends on the size of the room, whether anything moves, and the products you pick.

Typical

Electric mat

£800–£1,700

Insulation board

Electric, larger room

£1,350–£2,500

Electrician sign-off

Wet system

£1,700–£3,400

Pipes linked to the heating

Guide prices for Epsom including VAT. Your itemised written quote after the free survey is the price that counts.

Working in Epsom

In Epsom we cover KT17 and KT19; we also cover Ewell, 1.6 miles away, and Banstead.

In Epsom, as anywhere, the age of the house decides a lot: pipe sizes, floor construction and where the soil stack runs. Where a Epsom home already has a heat pump, or the heating is being altered, a wet underfloor system is worth comparing with electric. Whether your Epsom bathroom is a small en-suite or a large main bathroom, the mat is sized to the open floor, not the whole room.

Water across much of Surrey is hard. Hard water leaves white marks on dark grout and gloss tiles, so matt finishes and stain-resistant grout are the practical choice. Hardness varies street by street, so check the figure for your postcode with your water supplier.

What the job includes

The electric mat or cable laid to the open floor, kept clear of where the WC, bath and fixed furniture will sit
For wet systems, pipes in low-profile boards or screed connected to a manifold or single-zone kit, with any boiler work done by a Gas Safe registered engineer
A floor sensor set between the heating runs and wired back to the thermostat
A check of the floor construction, the room's heat loss and where the thermostat and supply will go

Decisions to make first

Insulation board thickness

Thicker boards warm up faster and lose less heat downwards, but raise the floor; the right choice depends on the door threshold and the next room.

Mat or loose cable

Mats are quickest on square, open floors. Loose cable is easier to route around awkward shapes, pipe boxing and a curved shower area.

Rules that apply in England

In England, a new circuit for underfloor heating is notifiable under Part P, and so is connecting it to an existing circuit in a room with a bath or shower. The electrician either self-certifies through a competent person scheme or the work is notified to building control.

More about underfloor heating

Underfloor heating in Epsom: questions

How much should I budget for bathroom underfloor heating in Epsom?

Bathroom underfloor heating in Epsom usually costs £800–£2,800 including VAT. Where you land in that range depends on the size of the room, whether the layout changes and the products you choose. After the free survey you get an itemised written quote, and the price is fixed in writing once the layout and products are agreed.

Who handles building control for bathroom underfloor heating in Epsom?

Building control for Epsom is handled by the local council or an approved inspector. If your job needs sign-off — for example a new circuit, new drainage or a new extractor where there was none — we tell you at the survey and handle the notification as part of the work.

How long does bathroom underfloor heating take?

Allow 1–2 working days (added to a fit) on site for most jobs, plus the lead time for products after you approve the quote. We give you a day-by-day plan before work starts in Epsom.

Is the home survey in Epsom really free?

Yes. We visit, measure the room, check the pipework, drainage and electrics, and talk through what you want. You then get a written, itemised quote with no obligation to go ahead.

Is underfloor heating enough to heat a bathroom on its own?

In a well-insulated bathroom with most of the floor open, it often is. In a small room, the bath, WC and furniture cover much of the floor, so the heated area may be too small to be the only heat source. A heated towel rail alongside is the usual answer.