Insulation: Housing
Commons · Question 86677 · Tabled 30 Oct 2025 · Department for Energy Security and Net Zero · Official record
Answered 7 Nov 2025
Question
Asked by Imran Hussain
To ask the Secretary of State for Energy Security and Net Zero, what estimate his Department has made of the number of homes affected by defective insulation installed under government schemes between 2013 and 2021; and if he will commission a national au
Answer
Answered by Martin McCluskey, 7 Nov 2025
Data has not been collected regarding the specific number of houses affected by non-compliance, however failure rates from audits of individual measures has been collected for some schemes of which a summary is included in the NAO report. For SWI installe...