Installation Instructions

15
Pocket Replacement Window Installation Instructions
4. While holding unit in place, check unit for plumb and
level on interior or exterior (FIGURE 4).
5. Shim at head (FIGURE 5) and side jambs (FIGURE
6) so unit is level and plumb. Place shims between
side jambs and head and the old window frame.
Locate shims at the pre-drilled fastening holes.
Fasteners should penetrate the shims.
6. When unit is level and plumb, unlock and lower top
sash. Secure unit in opening with the #10 x 3"
Phillips truss head screws. Install screws through
the pre-drilled holes (one on each side) in the head
jamb (FIGURE 7).
7. Raise lower sash and locate the pre-drilled holes in
each side’s vinyl jamb liner. Secure side jambs
through these holes with #7 x 3" Phillips bugle head
drywall screws (FIGURE 6).
Window Inst
allation (cont.)
FIGURE 4
FIGURE 5
SHIMS
SHIM
SCREW
FIGURE 6
FIGURE 7
PRE-DRILLED
HOLE
SHIM