Eps In Attic

It provides an r value of 4 per inch of thickness and is the cheapest type of foam board insulation.
Eps in attic. According to the epa insulating the attic could save you an average of 15 of your costs for cooling and heating your house. Let s have a look at what rigid foam is and the different types some tips on installing it and special considerations to keep in mind. Expanded polystyrene insulation more commonly referred to as eps is a closed cell insulation that has been around since the 1950 s. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.
Eps is also the most inexpensive of the three types of rigid foam insulation while also meeting the required building and energy codes. Eps is used under roofing over foundation walls and beneath siding. This is the same stuff your disposable coffee cup and is made out of and it s used to protect fragile items in their packaging. Eps is by far the most versatile of the three rigid insulation options.
Eps is made of 98 trapped air and only 2 plastic making it an efficient insulator with a small amount of raw material. Use eps to increase r value in the attic within wall cavities or on the roof but avoid using this product below grade unless it s protected by a moisture resistant film or coating.