Atlas EnergyShield XR Foil Faced Both Sides Above & Below Grade 4ft x 8ft Polyiso Insulation Board - All Sizes

 Thickness Sq/Ft Per Pallet Sheets Per Pallet R Value 1 In 736 23 R-6.5 1.5 In  960 30 R-10 2 In 736 23 R-13.1 2.4 In 608 19 R-15.4 3 In 480 15 R-19.7 3.5 In 416 13 R-22.2 4 In 352 11 R-26   Introducing the Atlas EnergyShield XR Foil Faced Both Sides Above & Below Grade Polyiso Insulation, a versatile and robust solution designed to enhance the thermal efficiency and protective qualities of your building projects. This premium insulation product is specifically crafted for both above and below-grade applications in Type I-V construction environments, ensuring comprehensive coverage and performance. Whether it's applied to exterior framed walls using wood or steel studs, masonry, concrete structures, or used under slab foundations, the Atlas EnergyShield XR offers exceptional adaptability and durability. The Atlas EnergyShield XR is engineered to provide superior thermal resistance and moisture control, crucial for maintaining a building’s structural integrity and interior comfort. Its dual-sided foil facing not only maximizes radiant heat reflection but also significantly reduces heat transfer, aiding in the creation of an energy-efficient envelope. Tested rigorously for compressive strength, with a remarkable rating of 25 PSI, and boasting a high resistance to mold growth, this insulation ensures long-lasting performance even in the most demanding environmental conditions. Safety and compliance are paramount in the construction industry, and the Atlas EnergyShield XR excels in these areas. It meets critical standards such as ASTM E84 and UL 723 for flame spread and smoke development, making it a safe choice for a wide range of applications. Additionally, it complies with major building codes and regulations including ASHRAE, IECC, and IBC, among others, providing assurance of its quality and suitability for diverse building projects. With its ability to perform under extreme temperatures, ranging from -100°F to +250°F, this insulation is an ideal choice for maintaining energy efficiency across varying climates. Key Features: High-Performance Insulation: Dual-sided foil facing that provides excellent thermal resistance and radiant heat reflection. Versatile Application: Suitable for exterior walls, both above and below grade, as well as under slab foundations in Type I-V construction. Superior Safety Standards: Complies with ASTM E84 / UL 723, Class A for flame spread and smoke development, ensuring enhanced fire safety. Moisture Resistance: Features outstanding water vapor transmission rates and mold resistance, promoting a durable and stable building environment. Certified and Compliant: Meets numerous building codes including ASHRAE, IECC, IBC, and more, ensuring compliance and broad application potential. Robust Physical Properties: Demonstrates excellent compressive and flexural strength, ensuring durability and resistance to physical stress. Wide Service Temperature Range: Effectively performs in extreme temperatures, making it suitable for diverse climatic conditions.