707 Series - Composite Standard Features Available with Embossed Panels Insulated Polystyrene Core (optional Polyurethane Core) 1-3/8 or 1-3/4 Inches Thick Polystyrene R-Factor - 5.1 Polyurethane R-Factor - 10.04 16 Gauge Top & Bottom Channels 20, 18, 16 or 14 Gauge Face Skins Fire Rated up to 3 Hours Rugged Perimeter Channel Construction Sizes from 2068 to 50100 Versatile and Dependable. For more detailed information, please see the link below. Find technical information here >>