London · Greater London
Tradespeople Costs in Merton (2026)
Merton sits at 1.22× the UK average for trade work: above the national benchmark. Below you'll find current prices for every major trade across Merton, covering postcodes SW19, SW20.
1.22×vs UK avg
206kPopulation
54Services priced
Heating & Boilers in Merton
Boiler Replacement £2,195 - £4,270 per boiler installed Boiler Service £100 - £185 per annual service Underfloor Heating Installation £90 - £245 per m² Radiator Replacement £185 - £550 per radiator Power Flush £490 - £1,100 per system Air Source Heat Pump Installation £9,760 - £19,520 per system installed Gas Safety Certificate (CP12) £75 - £145 per certificate Smart Thermostat Installation £185 - £490 per thermostat Full Central Heating Installation £4,270 - £9,760 per system Immersion Heater Replacement £220 - £465 per element Hot Water Cylinder Replacement £1,100 - £2,685 per cylinder Gas Fire Installation £490 - £1,465 per fire Chimney Sweep £65 - £145 per chimney Wood Burner Installation £2,195 - £5,490 per stove Oil Boiler Installation £3,050 - £6,710 per boiler
Electrical in Merton
EV Charger Installation £975 - £1,950 per charge point Consumer Unit (Fuse Box) Replacement £550 - £1,100 per unit Full House Rewire £4,270 - £10,980 per property Electrical Installation Condition Report (EICR) £155 - £365 per property Light Fitting Installation £75 - £245 per fitting Downlight/Spotlight Installation £50 - £100 per spotlight Double Socket Installation £85 - £220 per socket Electric Shower Installation £305 - £670 per shower unit
Plumbing in Merton
Bathroom Installation £5,490 - £14,640 per bathroom Kitchen Tap Replacement £100 - £245 per tap Toilet Installation £245 - £670 per toilet Blocked Drain Clearance £100 - £305 per callout Water Leak Repair £110 - £425 per leak Water Softener Installation £550 - £1,465 per unit CCTV Drain Survey £185 - £490 per survey
Building & Construction in Merton
Kitchen Installation £7,930 - £24,400 per kitchen Loft Conversion £36,600 - £91,500 per conversion Single Storey Extension £2,195 - £3,905 per m² Plastering (Per Room) £490 - £1,465 per room Wall & Floor Tiling £45 - £110 per m² Flooring Installation £30 - £100 per m² Roof Replacement £6,100 - £17,080 per roof