IM 798 AE Self-Contained Unit Ventilator / Page 21 of 60
Unit Projection into Room and Wall Sleeve Type
Wall
28"
21
7
/
8
"
19
5
/
8
"
16
5
/
8
"
Thickness
Louver
Figure 46
Figure 45
Figure 44
Figure 43
"W"
Splitter Length from Wall Sleeve to Louver "S"
2
1
/
2
"
2
1
/
2
"
0
4"
2
1
/
2
"
1
1
/
2
"
6"
2
1
/
2
"
3
1
/
2
"
8"
2
1
/
2
"
5
1
/
2
"
8
5
/
8
"
2
1
/
2
"
6
1
/
8
"
0"
10"
2
1
/
2
"
7
1
/
2
"
1
3
/
8
"
10
7
/
8
"
2
1
/
2
"
8
3
/
8
"
2
1
/
4
"
0"
12"
2
1
/
2
"
9
1
/
2
"
3
3
/
8
"
1
1
/
8
"
13
7
/
8
"
2
1
/
2
"
3"
0"
14"
2
1
/
2
"
3
1
/
8
"
1/8"
16"
2
1
/
2
"
2
1
/
8
"
18"
2
1
/
2
"
4
1
/
8
"
24"
2
1
/
2
"
10
1
/
8
"
Table 10 - Wall Thickness, Unit Projection Into Room
NOTE: All dimensions are approximate and subject to change without
notice. Actual building dimensions may vary.
Figure 47 – 19
5
/
8
" Room Projection
Shading indicates portion of unit wall sleeve recessed into wall opening
Horizontal splitter (by others) must be installed whenever
there is space between the wall sleeve and the louver.
Seal the ends of the wall opening to prevent water
penetration and air leakage. Pitch the splitters toward the
louver for water drainage
Splitters
(by others)
30"
(762mm)
16
5
/
8
" (422mm)
S
28" (711mm)
W
28"
(711mm)
1"
(25mm)
5/8"
(16mm)
3"
(76mm)
Wall Thickness
Wall
Sleeve
Finish Top
Unit
Inside Top
1/2" (13mm)
19
5
/
8
" (498mm)
Room Projection
4
1
/
2
" (102mm)
8
1
/
8
"
(206mm)
11
1
/
2
"
(292mm)
Figure 45 – 16
5
/
8
" Room Projection or Full Wall Sleeve Recess
Shading indicates portion of unit wall sleeve recessed into wall opening
Splitters
(by others)
30"
(762mm)
16
5
/
8
" (422mm)
Louver
(See CAUTION)
S
28" (711mm)
W
28"
(711mm)
5/8"
(16mm)
11
3
/
8
"
(289mm)
Wall Thickness
Unit
Inside Top
1/2" (13mm)
16
5
/
8
" (422mm)
Room Projection
4
1
/
2
" (102mm)
8
1
/
8
"
(206mm)
11
1
/
2
"
(292mm)
Figure 46 – 21
7
/
8
" Room Projection
Shading indicates portion of unit wall sleeve recessed into wall opening
Splitters
(by others)
30"
(762mm)
16
5
/
8
" (422mm)
S
28" (711mm)
W
28"
(711mm)
1"
(25mm)
5/8"
(16mm)
5
1
/
4
"
(133mm)
Wall Thickness
Wall
Sleeve
Finish Top
Unit
Inside Top
1/2" (13mm)
21
7
/
8
" (557mm)
Room Projection
4
1
/
2
" (102mm)
8
1
/
8
"
(206mm)
11
1
/
2
"
(292mm)
30"
(762mm)
16
5
/
8
" (422mm)
S
28" (711mm)
W
28"
(711mm)
Figure 48 – 28" Room Projection
1"
(25mm)
5/8"
(16mm)
11
3
/
8
"
(289mm)
Wall Thickness
Wall Sleeve
Finish Top
Unit
Inside Top
Splitters
(by others)
1/2" (13mm)
28" (711mm)
Room Projection
4
1
/
2
" (102mm)
8
1
/
8
"
(206mm)
11
1
/
2
"
(292mm)
1"
(25mm)
5
1
/
2
"
(135mm)
CL
CL
14"
(102mm)
28"
(711mm)
Splitters
Location
CL
Figure 44 – Splitter Locations
CAUTION
!
Louver
(See CAUTION)
Louver
(See CAUTION)
Louver
(See CAUTION)
Step 3 – Installing Wall Sleeve
Unit Room Projection & Splitter Length Details
