Reflectix 48 in. W X 100 ft. L Insulation 400 sq ftThe Reflectix Double Reflective Insulation is the most versatile, widely distributed, energy efficient product that we manufacture. The characteristics that make it so attractive include ease of handling and installation, more than 40+ commercial and residential construction applications, and a large selection of product configurations to accommodate the vast majority of applications buildings. UPC: 716511340077 Manufacturer Part No: BP48100 Brand