JELD-WEN JII025 Wood/Clad Wood Windows without Exterior Trim or Nailing Fin - Manual (Page 6)

INSTALLATION INSTRUCTIONS
for Wood/Clad Wood Windows without Exterior Trim or Nailing Fin (JII025)
6
COMPLETE INSTALLATION
7
Sealant
1. Release the building
wrap from above the
header (previously
taped up) and overlap
the header flashing.
Seal the ends with
self-adhesive flashing
or building wrap tape.
2. Seal all four corners
of the window with a
3/8" bead of sealant.
Tool into a fillet shape.
3. Seal any gaps or
openings at end of
horizontal mull joints
with sealant.
4. Create a continuous
air seal on the
interior between the
rough opening and
the window frame
with low expansion
polyurethane foam
or backer rod and sealant. On the sill, the foam or sealant must
create this air seal by integrating the back of the drain mat with the
window frame and the rough opening.
Please visit jeld-wen.com for warranty and care
and maintenance information.
Thank you for choosing
(06/14)
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Continuous air seal
Continuous
shim
Flashing
Sill
Rough
opening
INSTALL WINDOW - CONTINUED
6
Backer rod
Gap
Sealant
joint
AFTER INSTALLATION
• Install exterior wall surface
within 30 days of window
installation.
• Maintain gap of 1/4"- 3/8"
between window frame
and final exterior wall
surface.
• Adjust window for best
operation.
• Remove protective film
from cladding (if present)
immediately after
installation; remove from
glass within one year.
• Protect recently installed units from damage from plaster, paint, etc.
by covering the unit with plastic.
• Finish all exposed wood surfaces immediately following installation.
1. Apply exterior trim.
2. Apply a bead of silicone across the top, inset 1/4" from each end.
3. Cut a piece of drip cap 1/4" longer than the trim.
4. Center the drip cap on trim and mechanically fasten with appropriate
nails or screws that do not completely penetrate the frame header.
5. Release the building wrap from above the header (previously taped
up) and overlap the drip cap. Seal the cuts with self-adhesive flashing
or building wrap tape.
6. Seal the top corners of the window with a 1/4" bead of sealant and
tool into a fillet shape.
APPLY DRIP CAP TO HEADER FOR STUD-FRAMED WALLS