Cost library

UK Home Improvement Costs

Planning ranges for renovation, building, energy upgrades and trades, built to use the same cost model as our calculators.

Cost guide

House extension

Plan a UK house extension budget with typical per-square-metre costs, major cost drivers and regional considerations.

£2,000–£3,500 / m²View cost guide →
Cost guide

Loft conversion

Typical UK loft conversion costs for rooflight, dormer, hip-to-gable and more complex projects.

£35,000–£85,000View cost guide →
Cost guide

Kitchen renovation

Estimate the cost of kitchen units, worktops, appliances, fitting, plumbing, electrics and finishes in the UK.

£7,000–£30,000+View cost guide →
Cost guide

Bathroom renovation

Typical UK bathroom renovation budgets covering sanitaryware, tiling, plumbing, electrics and installation.

£4,500–£14,000View cost guide →
Cost guide

Roof replacement

Plan for a UK roof replacement including tiles or slates, membrane, battens, scaffolding and labour.

£4,000–£18,000View cost guide →
Cost guide

Replacement windows

Typical UK replacement window costs by unit, frame specification and installation complexity.

£450–£1,500 / windowView cost guide →
Cost guide

New boiler

Budget for a UK boiler replacement including the appliance, installation and common additional work.

£2,500–£5,500View cost guide →
Cost guide

Air source heat pump

Understand the main cost components of an air source heat pump installation in the UK.

£8,000–£16,000View cost guide →
Cost guide

Solar panels

Typical UK solar PV costs including panels, inverter, mounting, installation and optional battery storage.

£5,000–£9,000View cost guide →
Cost guide

House rewire

Plan a UK full-house rewire budget including circuits, sockets, consumer unit, testing and making good.

£4,000–£12,000View cost guide →
Cost guide

Builder day rate

Typical UK builder day-rate planning ranges and the factors that affect labour pricing.

£180–£350 / dayView cost guide →
Cost guide

Plumber hourly rate

Typical planning ranges for UK plumber hourly charges and common additional costs.

£45–£90 / hourView cost guide →