HC Deb 11 November 1991 vol 198 c359W
23. Mr. Tredinnick

To ask the Secretary of State for Energy what is his most recent estimate of the annual amount spent on insulation measures in the private and public sectors.

25. Mr. Carrington

To ask the Secretary of State for Energy what is his most recent estimate of the annual amount spent on insulation measures in the private and public sectors.

Mr. Heathcoat-Amory

This information is not available. However, public sector expenditure to promote energy efficiency amounts to in excess of £1 billion.