Visit this page again soon to download the outcome to this public feedback. Summary This consultation ran from 11:45pm on 5 March 2021 Consultation description Following the Future support for low carbon heat consultation, we would like further views on certain areas of Clean Heat Grant scheme design. We will confirm the final scheme design later this year in the government response to the original consultation. The proposals covered are: minimum insulation requirements voucher application process Minimum insulation requirements Taking a fabric first approach to building retrofit is likely to improve the efficiency of low carbon heating systems, resulting in lower heating bills. The Energy White Paper, published on 14 December 2020, reiterated the need to take a whole house retrofit approach to improving the energy performance of the UK’s domestic buildings.