Not only is Homasote ideal for sound control and insulation, it is fast and easy to install, helping to control building costs. Homasote has applications in walls, flooring systems, ceilings and roofs. There are also fire-rated Homasote products and an exterior polycyanurate sheathing product. Select a type of usage from the list or go straight to the products, where you'll also find specifications and Material Safety Data Sheets.