However, it tends to be 10% more expensive than fiberglass insulation. Made of actual sheep’s wool, this insulation naturally ...

Mrs Whittaker said she was not aware of wool insulation until she came across the petition. She is converting her garage into a dairy and says she will now use sheep's wool as insulation.

Linsey Smith/BBC Karen Hames has a flock of 70 Hampshire Downs sheep Wool is also used in compost and as insulation, but these industries are relatively small-scale.