Insulation costs in Fareham (2026)
A typical installation costs £425 to £1,400 in Fareham. Labour rates across the South East sit 5–15% above the UK average, highest in the London commuter belt.Here's what to expect by property type, and how to pay less.
Insulation costs in Fareham at a glance
| Type | From | To |
|---|---|---|
| Loft insulation (top-up) | £325 | £800 |
| Loft insulation (from scratch) | £550 | £1,400 |
| Cavity wall insulation | £425 | £1,400 |
| Solid wall, internal | £5,300 | £17,300 |
| Solid wall, external | £8,400 | £25,300 |
| Underfloor insulation (suspended) | £850 | £2,300 |
Indicative 2026 ranges adjusted for the South East, calibrated against MCS regional installation cost data and Ofgem grant-scheme averages. Always compare multiple quotes — prices vary by installer and property.
Costs by property type in Fareham
Pre-1920s terraces and period homes
Older solid-wall homes can't take cheap cavity fill; internal wall insulation runs £5,300 to £17,300 in Fareham, external systems more. ECO4 funding can cover much of this for eligible households.
Inter-war and post-war semis
Cavity-walled semis are the cheap win: £425 to £1,400 in Fareham, and often free through the Great British Insulation Scheme. Check whether the original cavity was ever filled.
Detached houses
More wall and roof area means bigger jobs, but loft insulation stays affordable at £550 to £1,400 in Fareham and pays back fastest of any upgrade.
What's different about the South East
- Labour rates across the South East sit 5–15% above the UK average, highest in the London commuter belt.
- A large stock of detached and semi-detached homes means bigger systems are common, and good solar irradiance along the Hampshire and Kent coasts improves payback.
- All national grants apply: the £7,500 Boiler Upgrade Scheme, ECO4 and GBIS insulation schemes, and the £350 OZEV charger grant for renters and flat owners.
Common questions
How much does insulation cost in Fareham?
A typical installation costs £425 to £1,400 in Fareham in 2026. Labour rates across the South East sit 5–15% above the UK average, highest in the London commuter belt. The table above shows ranges by system size and property type.
Why do prices in the South East differ from the UK average?
Labour rates across the South East sit 5–15% above the UK average, highest in the London commuter belt. A large stock of detached and semi-detached homes means bigger systems are common, and good solar irradiance along the Hampshire and Kent coasts improves payback.
What grants are available in the South East?
All national grants apply: the £7,500 Boiler Upgrade Scheme, ECO4 and GBIS insulation schemes, and the £350 OZEV charger grant for renters and flat owners.
How do I get an accurate price for my home?
Ranges only narrow once an installer sees your property. Compare quotes from several vetted local installers, free and with no obligation, and contact them free through Find an Eco Installer. No spam calls.
Get accurate Fareham quotes
The ranges narrow fast once installers see your property. Compare free quotes from vetted installers around Fareham, with replies typically within 24 hours.
Find installers across the South East
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Insulation costs in other regions
- London
- the East of England
- the South West
- the West Midlands
- the East Midlands
- Yorkshire
- the North West
- Scotland
- Wales
Fareham prices follow the South East rates. See the full the South East guide.