10
Measure full length of the case (F).
Cut a hole in the ceiling using the Z and W values from the formula above.
CEILING POCKET PREPARATION
2
Blocking required. The ceiling or wall used for fixture installation must be able to support 300 lbs or more.
Failure to properly secure the screen may result in injury and/or damage.
1
F
Z
F
+
11/2
”
+/-
1/4
”
=
Z
CASE LENGTH
TOLERANCE
LENGTH
OF OPENING
CLEARANCE
+/-
1/4
”
121/2
”
TOLERANCE
=
W
DEPTH
OF OPENING
W
