Spray Foam Removal Cost in the UK (2026 Price Guide)
Honest 2026 price ranges for professional spray foam removal across the UK, including what affects the cost.
Typical price ranges
| Property type | Open-cell | Closed-cell |
|---|---|---|
| Mid-terrace | £2,500 – £3,800 | £3,500 – £5,500 |
| Semi-detached | £3,000 – £4,800 | £4,500 – £7,000 |
| Detached | £3,800 – £6,500 | £5,500 – £8,500 |
| Bungalow | £4,500 – £7,500 | £6,500 – £10,000+ |
Cost drivers
- Foam type — closed-cell adds 30–50%.
- Loft size and roof pitch.
- Accessibility — narrow hatches and limited working height add labour.
- Timber treatment if rot is identified.
- Region — London and the South East run 10–20% above the UK average.
Watch out for low quotes
Anything materially below the ranges above usually means partial removal, no documentation, or a lack of insurance — none of which will satisfy your mortgage lender.
Frequently asked questions
Is removal VAT-able?＋
Yes — quotes from VAT-registered specialists include 20% VAT.
Are there grants?＋
Not specifically for removal. Some local authority schemes occasionally support related works.
Can the cost be financed?＋
Some specialists offer payment plans. A short-term loan is common where mortgage approval depends on removal.