Expanded Polystyrene Foam Board Insulation
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Expanded polystyrene foam board insulation. The standard density is 1. Expanded polystyrene foam board insulation is a lightweight easy to handle insulation product made up of expanded beads which allow air and water to penetrate the structure. 1632118 menards sku. There are a few different kinds of foam board insulation diyers should know about.
It performs well as insulation for garages pole barns basements and crawl spaces. Expanded polystyrene foam board insulation 4 x 8 at menards. 0 9375 in x 3 875 ft x 7 875 ft expanded polystyrene foam board insulation item 15358 model 451156 the higher the r value the greater the insulating power. 1 in x 4 ft x 8 ft.
Expanded polystyrene insulation is similar to the foam used for packing peanuts and it s typically used for insulated concrete forms also knows as icf s. If a reflective surface is not desired poly laminate can be ordered on both sides. Other densities up to 3 pcf and thicknesses up to 4 are also available. This product typically has an r value of 3 6 to 4 0 per inch of thickness.
Expanded polystyrene foam eps is the cheapest and least used foam board product on the market. Foam board insulation is a great alternative to the very common fiberglass batt insulation that is in most of our homes. Expanded polystyrene insulation is a lightweight rigid closed cell insulation. Eps is available in several compressive strengths to withstand load and back fill forces.
It is a form of continuous insulation when applied externally as designed. Poly shield is made of cellofoam expanded polystyrene eps rigid insulation faced with a tough poly laminate or a reflective foil facer. Top sellers most popular price low to high price high to low top rated products. It has a higher r value per inch of thickness it s resistant to moisture and is easy to work with.
Expanded polystyrene also referred to as eps white board and bead board has the lowest r value of the three rigid foam board insulation types but is the most economical and versatile. There are a few different types of rigid foam insulation including expanded and extruded polystyrene insulation. This closed cell structure provides minimal water absorption and low vapor permanence. R 8 expanded polystyrene foam board insulation 2 x 4 x 8.
What is foam board insulation. Expanded or styrofoam insulation is a budget friendly option while extruded insulation has great water resistance and is ideal for use in areas like crawl spaces. Commonly used as insulation for walls foundations and roofing there are many benefits to selecting eps products.