Pre-Engineered Steel Building Building Dimensions: 100’ x 125’ x 20’ 24 Gauge Standing Seam Roof Panels. 26 Gauge Wall Panels. 3 Overhead Doors : 20’ x 16’. Building framing to accommodate additional doors. 4 Insulated Steel Walk Doors. Glass Entry Door, 5 Insulated Low E Windows, and Building Front Awning R-35 Roof Insulation. R-19 Wall Insulation 3 phase power Will have a concrete driveway poured • Gutters and Downspouts. • Interior 8’ Liner Panels