Instructions / Assembly
INSTALLATION INSTRUCTIONS
for Wood/Clad Wood Windows with Exterior Trim or Nail Fin (JII024)
4
PREPARE STUD-FRAMED WALL
4
45°
FOR RETROFIT INSTALLATIONS
After removing the old window, remove sufcient siding to expose
enough intact building wrap to properly seal the window to the
opening. If damaged, apply new building wrap in shiplap manner.
Verify the rough opening framing is structurally sound. Continue with
the instructions.
PREPARE SILL
PREPARE BUILDING WRAP
2. Cut a piece of drain mat the
lengthofthesillplus6".
3.Placedrainmatonrough
opening sill, wrapping the
drainmatup3"oneach
jamb as shown.
4. Pull release tape and set
JELD-WEN drain mat into
place.
5.Foldthedrainmatdown
onto the sheathing. Staple
drain mat to the wall and
seal the corner edges as
shown.
6.Smoothoutanybubblesor
creases with a J-roller.
Note! Shims must be 1/4"
shorter than the depth of the
drain mat, should level the
sill and be no more than 1/4"
thick.
7. Shim the sill 4" from each
corner, at 8" intervals, and
on both sides of mull joints
with non water-degradable
or compressible shims.
Secure shims with sealant.
8.ForadditionaldrainageforwindowsratedaboveDP50,cuta2"wide
strip of drain mat and apply vertically beneath the drain mat at 12"
intervals.
Note! Check with the building
wrap manufacturer to verify
the following steps will not
void their product warranty.
Follow manufacturers'
instructions.
1. Trim building wrap ush
with the rough opening.
2. At the head, cut building
wrapat45°andtapeup
as shown.
1. Measure the width of the
frame from the interior to
the trim/n and add 1/8".
Transfer this measurment
from the outside edge of
the sill and draw a line all
along the sill. This is where
the back of the JELD-WEN
drain mat will sit.
PREPARE WINDOW
5
SEPARATELY SUPPLIED DRIP CAP
SEAL WINDOW
This step applies to nail n
units only, windows with
exterior trim will install drip
cap in section 6, “INSTALL
WINDOW.”
Lay a 1/4" bead of sealant
across the header as shown,
and tap the drip cap into the
groove with a wood block.
Header
INSTALL MASONRY CLIPS ON THE SILL
Note! Install clips on any
windows that DO NOT have
exterior trim or a n on the
sill.
1. Install masonry clips 4" from
eachcornerandevery16"
on center under sill with two
#8x3/4"screwsperclip.
2.ForunitsratedaboveDP50,
runacontinuous3/8"bead
of sealant on the interior
side of the nail n/trim
where it will contact the
structure.
•Forunitswithexteriortrim:runa3/8"continuousbeadofsealant
around the interior of the window where the trim meets the window
frame. Tool into a llet shape.
Measure
from trim
to interior
edge of
frame
Interior
Width of
rough opening
Release tape
6"
Seal
corners
Drain mat
strips (above
DP50only)
Shim
4"
8"
Groove
Masonry
Clip
Framing
Sill