Harrison Gardner D.I.Y - Insulation

We are delighted to announce that for our new feature Harrison will be enlightening us on all matters related to sustainable building and D.I.Y. On Thursday's Morning Focus, Alan Morrissey was joined by Harrison Gardner, Author OF Build Your Own and co-founder of Common Knowledge. This week, Harrison spoke about insulation. Why is it important and how does it work? Photo (c) by Harrison Gardner via Instagram