This condition (toed in or toed out jambs) is usually not found until the door is installed.
Conventional Frames (F-Series, FN-Series, MU-Series, FE-Series or DE-Series) - These frames are installed during the wall construction process and anchored/fastened directly to the wall construction. When toed in or toed out jambs are found:
Drywall Slip-on Frames (DW-Series or K-Series) - These frames can usually adjusted by the installing contractor. Recommended adjustment processes are found on pages 16 thru 17 in SDI-122 which can be viewed here.
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