Cost guides · UK · 2026

What home improvements really cost

A guide for each of the most-searched jobs, with what's included, what changes the price, and a calculator for your own project. Independent figures, reviewed and dated.

Loft conversionPriced by type of conversion £22,000–£75,000for the project Resin drivewayPriced by the square metre £40–£70per m² Bathroom renovationPriced by spec level £4,000–£15,000for the room House rewirePriced by property size £3,000–£9,000for the house Garden roomPriced by the square metre £8,000–£30,000installed New boilerPriced by type of job £1,800–£4,500supplied and fitted Double glazingPriced per window £400–£900per window House extensionPriced by the square metre £2,000–£3,200per m² EV charger installationPriced by install type £800–£1,600installed Solar panelsPriced by system size £5,000–£12,000installed New kitchenPriced by spec level £5,000–£40,000supplied and fitted Underfloor heatingPriced by the square metre £50–£150per m² ConservatoryPriced by style and size £5,000–£35,000installed Air source heat pumpPriced by home size £7,000–£18,000before grant Log burner installationPriced by flue situation £1,500–£5,000supplied and fitted Garage conversionPriced by conversion type £7,500–£20,000for the conversion New roofPriced by property size £4,000–£16,000for the roof Artificial grassPriced by the square metre £40–£90per m² PlasteringPriced by job type £350–£1,000per room House renderingPriced by the square metre £40–£100per m²

More guides added as we validate real search demand. Price your job ›