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 ...
Before you add any insulation, be sure to seal gaps with caulk or spray foam from a can. It's especially important to seal gaps in attic floors, especially near walls and around lighting fixtures. In ...