Modular In-Plant Office 3-Wall Unassembled Depth 12 ft 1 1/4 in Width 12 ft 4 1/2 in Height 8 ft 1 3/4 in 3 Lights 4 Outlets Class A Fire Rating R-11 Insulation Color Gray Panel Material Steel Frame Color Gray Steel Sound Transmission Coefficient STC 31 Includes Roof Deck