If you want to learn how to install fiberglass insulation, then read the article by Joe Truini. The article explains quickly what extra steps are needed, regarding the paper or foil barriers required. This will help in preventing unwanted condensation. It also quickly distinguishes what to do if you are adding an additional layer to your existing attic insulation layer. The article is extremely helpful and also has a helpful video to accomodate it and explain the process in more depth.
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