Door Frame Door Type 3 Frame Type Drywall After-Set Material 16-gauge Hand LH Thermal Insulation U-Factor 0.41 Door Opening Height 80 in Door Opening Width 48 in Throat Opening Size 4-7/8 in Overall Depth 5-7/8 in Agency Compliance UL 1 1/2 Hours Fire Rating Includes Adjustable Compression Anchors 7-3/8 in 39-5/16 in 71-1/4 in 42-7/16 in