homebase have the large rools of loft insulation similar to b+q deal a while ago they are 170mm thick these are norm around £20
product code is 284014 (instore only)
Earthwool CarbonZero Loft Roll is the first carbon neutral loft insulation product available in the UK. To offset the carbon emitted during manufacture, financial support is provided for carbon reduction initiatives such as renewable energy and re-forestation.
Earthwool CarbonZero Loft Roll is a flexible, shot-free, unfaced, low density glass mineral wool quilt which is lightweight, flexible, resilient and non-combustible.
The rolls are 1140mm wide and partially perforated to produce either 2 rolls 570mm wide or 3 rolls 380mm wide.
Earthwool CarbonZero Loft Roll is a noncombustible, inorganic glass wool, defined as mineral wool in BS 3533: 1981 and is manufactured in accordance with BSI Quality Assurance Standard BS EN ISO 9001: 2000.
Handling and Storage
Earthwool CarbonZero Loft Roll is easy to handle and install, being lightweight and easily cut to size.
It is supplied in polythene packs which is designed for short term protection only.
For longer term protection on site, the product should be stored either indoors, or under cover and off the ground. Installation instructions are on every pack.
Earthwool CarbonZero Loft Roll should not be left permanently exposed to the elements.
More information on this product at: http://www.earthwool.com/