Foam board insulation is easy to use and a great DIY way to add some insulation. It comes in standard-size 4×8 sheets and smaller sizes, in thicknesses from 1/4-in. to two inches. Some types of ...

given that they forked out for something they thought was a good thing." Spray foam insulation has been used to stop heat escaping from roofs, lofts and attics for decades and comes in two forms.