Frequently asked questions
Straight answers about failed insulation, the government schemes, who pays for repairs, costs, and choosing a contractor. Last reviewed September 2026.
Jump to topic:
Government schemes
Problems and symptoms
Removal and repair
Costs
Who pays and complaints
Choosing a contractor
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Sources
- National Audit Office, HC 1334 (14 October 2025)
- Public Accounts Committee, HC 1229 (23 January 2026)
- gov.uk, Extending the ECO4 end date: government response
- Ofgem, Great British Insulation Scheme
- DESNZ, Greater protections to restore families' trust in home upgrades (17 June 2026)
- TrustMark, Free Find & Fix audit offer
- House of Commons Library, Spray foam insulation and mortgages (CBP-10658)
- gov.uk, Understanding and addressing the health risks of damp and mould in the home
- Checkatrade cost guides (July 2026)
- HomeOwners Alliance, house survey costs