On November 30, 2010, the Department of Energy and Climate Change has published estimates of the number of homes in Great Britain with loft and cavity wall insulation. At the start of July 2010 there are 26.5 million homes in Great Britain. Of these 23.2 million have lofts and 18.6 million have cavity walls. 12.3 million homes had loft insulation of at least 125 mm. 10.3 million homes had cavity wall insulation. To view the complete set of tables and information contained in the release please use the attachment below.