Frame Fabrication; Determine Frame Size - Ykk ap YES 45 FS Installation Manual

YES 45 FS/FI Storefront System
STEP 1

DETERMINE FRAME SIZE

Determine Frame Width:
3/8"
-Measure the width of the masonry opening at the top, middle and bottom.
-Select the smallest dimension measured and subtract 3/4" to the determine
the frame width to be used.
See Detail 1.
NOTE: Frame widths over 24'-0" require expansion mullions every 12 to 15 feet (best
location at vertical next to the door jamb.)
Determine Frame Height:
-Measure the height of the masonry opening in several places along
the entire length of the opening.
-Select the smallest dimension measured and subtract 1-3/16" to determine
the frame height to be used:
3/8" shim/caulk joint at the head.
7/16" for sill flashing.
3/8" shim/caulk joint below the sill flashing.
See Detail 2.
Effective Date: May 29, 2018 | 02-4001-09

FRAME FABRICATION

Measure
Measure
Measure
Frame width
Masonry opening
Note: Check the opening
for squareness and plumb
at both ends. Units must
be installed in a true
rectangle.
"B"
"A"
A = B
Detail 1
3/8"
Detail 2
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