Installation Instructions
15
TYPICAL UTILITY CLOSET AND DIMENSIONS
(FOR REFERENCE ONLY)
Side View
Top View
Architectural Louver
10
″
duct
Door/access panel
3
″
min.
5
″
min.
Unit front
3
″
min.
Exterior/Outside
Unit
Outside wall
Wall plenum
Inside wall
Air discharge
outlet
Rigid
ductwork
Flexible or
rigid duct
Wall plenum
divider
31
″
Option 1
Access panel with
return air grille
Option 2
Return air grille
Filter bracket
Secure platform
to the floor
Platform: 23
1
⁄
4
″
x 23
1
⁄
4
″
square
Min. load capacity: 175 lbs.
•
4
″
min.
from front of case – Unit
installed through
FRONT
of case.
•
5
″
min.
from front of case – Unit
installed through
SIDE
of case.
•
3
″
min.
from two sides of case.
Plenum
cutout
32
1
⁄
4
″
H
x 20
″
W
Drain fitting
3
⁄
4
″
Outside wall
Platform
Wall plenum
Field supplied
outer flashing
10
″
11
1
⁄
2
″
A
B
A
Minimum recommended access door width: 30
″
B
Minimum recommended access door height: 50
″
UNIT INSTALLED THROUGH SIDE OF CASE
Top View
Architectural Louver
10
″
duct
Door/access panel
3
″
min.
4
″
min.
Unit
front
3
″
min.
10
″
11
1
⁄
2
″
UNIT INSTALLED THROUGH FRONT OF CASE
Bottom of case approx. 2
″
above bottom of plenum
8
″
min.
for drain
access
Bottom of case approx. 2
″
above bottom of plenum
