Pella 80GZ0102 - Manual (Page 5)

4
INTEGRATING THE WINDOW TO THE WATER RESISTIVE BARRIER
A. Units that do not have pre-applied fin
corners: Cut four pieces of flashing tape


EXTENDS
BEGINNING
Note: The flashing tape must be applied approximately 1/2"
onto the frame cladding at the jambs and head. Pre-folding the
tape at 1/2" before removing the paper backing will make it
easier to apply the tape correctly. If the siding is less than 1/2"
thick, adjust the dimension of the fold so the exterior sealant
line will cover the exterior edge of the tape.
B. Apply side flashing tape.
than the frame height of the window. Position the tape so it laps

RESISTIVE
WINDOW
Note: DO NOT tape or seal the bottom nailing fin.
C. Circle top window:
Apply top flashing tape. First layer: Several pieces of flashing tape will be needed
to cover the top fin. Start taping from the sides of the window working toward the
peak. To determine the length of cuts, hold the tape along the radius, and cut the
tape just past where it leaves the top fixed extruded fin or for the flexible fin, just
PAST
Second layer: Apply a
second layer of tape just
above and overlapping the
first layer of flashing tape by

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