When applying siding, brick veneer or other exterior finish material, leave adequate
space between the window frame and the material for sealant. Refer to the illustration
corresponding to your finish material.
Note: The sealant details shown are standard recommendations from the sealant industry.
Contact your sealant supplier for recommendations and instructions for these and any
other applications.
A.
Insert closed cell foam backer rod
into the space
around the window as deep as it will go. This should
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URGDQGWKHH[WHULRUIDFHRIWKHZLQGRZ
Note: Backer rod adds shape and depth for the
sealant line.
B.
Apply a bead of high quality exterior grade
sealant
to the entire perimeter of the window.
C.
Shape, tool and clean excess sealant.
When
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Note: This method creates a more flexible sealant line capable
of expanding and contracting.
5A
5B
VINYL/STEEL
SIDING
Insulate
and seal
Backer rod
and
sealant
typical
Sealant
typical
Insulate
and seal
BRICK VENEER
Backer rod
and
sealant
typical
Insulate
and seal
1/4"
1/4"
min.
WOOD
SIDING
1/4"
1/4"
min.
1/8"
STUCCO WITH
INSULATION BOARD
SOUTHWESTERN WALL
WITH STUCCO
1/4"
1/4"
min.
1/4"
1/4"
min.
$
%
5
SEALING THE WINDOW TO THE
EXTERIOR WALL CLADDING
