Rough Openings

We always provide this rough opening guide with our submittals.  But sometimes contractors need this information sooner to start the framing.  Let us know if any questions.

 

Frame Type Example
ALUMINUM FRAME, SINGLE OR PAIR OPENING
Add 1-1/2″ to the width and 3/4″ to the height of frame.
(3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ + 1-1/2″ X 84″ + 3/4″  =  37-1/2″ X  84-3/4″
ALUMINUM FRAME WITH SIDELITE OPENING
Add 1-1/2″ to the width plus 1-3/4″ for each vertical mullion,including
the strike mullion.  Add 3/4″ to the height.
Example  (3′- 0″ X  7′- 0″ Door with 2′- 0″ Sidelite)
Width  =  36″ + 1-1/2″ + 1-3/4″ (strike mullion) + 24″  =  63-1/4″
Height  =  84″ + 3/4″  =  84-3/4″
R.O.  =  63-1/4″ X  84-3/4″
ALUMINUM BORROWED LITE (ELEVATED) OPENING
Add 1-1/2″ to the width and 2″ to the height.
Example  (4′- 0″ X  4′- 0″)
R.O.  =  48″ +  1-1/2″ X  48″ +  2″  =  49-1/2″ X  50″
ALUMINUM BORROWED LITE (FULL HEIGHT) OPENING
Add 1-1/2″ to the width and 1″ to the height.
Example  (2′- 0″ X  8′- 0″)
R.O.  =  24″ +  1-1/2″ X  96″ +  1″  =  24-1/2″ X  97″
KD HOLLOW METAL FRAME, SINGLE OR PAIR OPENING
Add 2″ to the width and 1″ to the height.
Example  (3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ + 2″ X  84″ + 1″  =  38″ X  85″
WELDED HOLLOW METAL FRAME, SINGLE OR PAIR OPENING
Add 4-1/2″ to the width and 2-1/4″ to the height.
Example  (3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ + 4-1/2″ X  84″ + 2-1/4″  =  40-1/2″ X  86-1/4″
WELDED HOLLOW METAL FRAME WITH SIDELITE OPENING
Add 4-1/2″ to the width plus 2″ mullion.   Add 2-1/4″ to the height.
Example  (3′- 0″ X  7′- 0″ Door with 2′- 0″  Sidelite)
R.O.  =  36″ + 2″ + 24″ + 4-1/2″ X  84″ + 2-1/4″  =  66-1/2″ X  86-1/4″
WELDED HOLLOW METAL BORROWED LITE OPENING
Add 4-1/2″ to the width and 4-1/2″ to the height.
Example  (4′- 0″ X  4′- 0″)
R.O.  =  48″ + 4-1/2″ X  48″ + 4-1/2″  =  52-1/2″ X  52-1/2″
WELDED HOLLOW METAL POCKET DOOR FRAME OPENING
The width is to be calculated by door width X 2 + 2-1/4″.
Add 3-1/4″ to the door height.
Example  (3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ +  36″ + 2-1/4″ X  84″ + 3-1/4″  =  74-1/4″ X  87-1/4″
WOOD FRAME, SINGLE OR PAIR OPENING
Add 2″ to the width and 1″ to the height.
Example  (3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ + 2″ X  84″ + 1″  =  38″ X  85″
POCKET DOOR FRAME OPENING
The width is to be calculated by door width X 2 + 2.
Add 4″ to the height.
Example  (3′- 0″ X  7′- 0″ Door)
R.O.  =  36″ + 36″ +  2″ X  84″ + 4″  =  74″ X  88″
STEEL STUD FRAMING FOR ALUMINUM DOOR- side lite (S/L) –
borrowed lite (B/L) FRAMES

Invert end stud at strike jamb;  Invert end stud at 4 sides for
borrowed lites and 3 sides for sidelites.

STEEL STUD FRAMING FOR WOOD DOOR-S/L-B/L FRAMES

Wood Bucks are required at 3 sides (Head and Jamb Legs)

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