BACKSET INFORMATION
01. DRAW HORIZONTAL DEVICE CENTER LINE ( )
02. DRAW VERTICAL ( ) & MARK BACKSET
Inner Face of Door
(Device side)
Inner Face of Door
(Device side)
39 ³/
8
" to
bottom of door
for bottom strike
of Device
L
C
Lay door on table and draw horizontal device center line as shown.
RHR shown
(LHR opposite)
Vertical of Device
L
C
See Backset Information
of Device
L
C
Mark backset from edge of door
Backset
Min. Stile Width
Application
1
⁵⁄16
"
2 ¹/
8
" - 2 ³/
4
"
1 ¹/
2
"
2 ³/
4
" - 3 ³/
4
"
1
⁷⁄8
"
3 ³/
4
" - 5"
2 ¹/
2
"
5" to flush
1 ¹/
2
"
2 ¹/
2
" - 3 ³/
4
"
1
⁷⁄8
"
3 ³/
4
" - 5"
2 ¹/
2
"
5" to flush
2 ³/
4
"
3
⁵⁄8
" to flush
Fire applications
Backset
Min. stile
Bevelled Edge Door
Rounded Edge Door
Min. stile
Backset
of Device
L
C
Vertical of Device
L
C
Door Stile
Backset
Door Type
Wood Door
Metal
5 / 12
BACKSET REFERENCE TABLE
All
Panic
Two Vertical
Rods
Panic
Single Door
Select the appropriate backset and mark the vertical
centerline
Position template as shown, aligning the horizontal and
vertical centerlines, then attach template on the device side
of the door. Mark the location of the required cut-outs and
mounting holes. Consult the door preparation and template
for the trim (if used) in order to prepare the exterior side of
the door.
Backset and Door Stile width are determined by the applicable
type of door and frame configuration and application
Backset must be measured from the
outer edge of the door as shown.
1/4"
A 1/4" gap is required
between the bottom of the
door at the finished floor
or threshold.
