Rough opening preparation – Pella 80GZ0102 User Manual
Page 2
YOU WILL NEED TO SUPPLY:
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sealant (1 tube per window)
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™
Window and Door Insulating Foam
Sealant by the Dow Chemical Company or equivalent
LOW
DO NOT use high pressure or latex foams
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TOOLS REQUIRED:
s4APE
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4&"-"/5
4&"-"/5
A. Verify the opening is plumb and level.
Note: It is critical that the bottom is level.
1
ROUGH OPENING PREPARATION
REMEMBER TO USE APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT.
B. Verify the window will fit the opening.
Measure all four sides of the opening to
MAKE
Note: 1-1/2" or more of solid wood
blocking is required around the perimeter
of the opening. Fix any problems with the
rough opening before proceeding.
C. Cut the water resistive barrier (1C).
Note: Additional cutting patterns are shown on the last page of this instruction.
D. Fold the water resistive barrier (1D). Fold the side flaps into the opening and staple
to inside wall. Fold top flap up and temporarily fasten with flashing tape.
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