Instructions / Assembly
11. Secure Frame in Rough Opening
• Fasten frame in rough opening through holes in Head 
and Side Jambs  using #10 x 2-1/2" Colored Screws. 
Tighten until snug.
DO NOT nail into Head Installation Flange or Side 
Installation Flanges to secure frame. Frame must 
be secured through holes provided.
Temporary 
Shims
#10 x 2-1/2" 
Screw
Remove temporary shims from Head Jamb after 
unit is secured. Failure to remove shims may affect 
product performance and/or unit operation.
Exterior View 
• Remove temporary shims from Head Jamb.
PLUM - LEVEL - SHIM
PLUM - LEVEL - SH
Shim
• Insert shims between Side Jambs and framing at 
each fastener location. Shims will be held in place by 
fastener screws. 
•  Shims at Head Jamb  are temporary. DO NOT place 
shims on top of predrilled holes at Head Jamb. 
• Check Head  and Side Jambs  for level making 
adjustments using shims if necessary. Jambs must be 
plumb, level, and square.
Allow 1/4" space around perimeter of unit between 
exterior finish and door frame for Sealant. Failure 
to do so may result in product and/or property 
damage. 
Clamp
Side Jamb
Level
Head Jamb
10. Shim and Plumb Jambs
Side Jamb
Interior View 
Exterior View 
Screwdriver
Clamp
Frame Assembly and Installation Guide
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