Door Frame Door Type 2 Frame Type Masonry/Stud Material 16-gauge Hand LH Thermal Insulation U-Factor 0.41 Door Opening Height 84 in Door Opening Width 48 in Throat Opening Size 4-7/8 in Overall Depth 5-1/4 in Agency Compliance UL 3 Hours Fire Rating Includes Multipurpose Stud Anchors and Masonry Wire Anchors 4-7/8 in 37-1/8 in 69-3/8 in 42-3/4 in