Form I-RDF, P/N 148384 (Rev 1), Page 5
Outside Air Hood
or Indoor Filter
Cabinet
FIGURE 2 - Optional
Outside Air Hoods and
Filter Cabinets with and
without Filters
A
B
C
G
H
D
E
F
1-1/4 (32)
19-1/2
(495)
3 (76)
Option AS2, Outside Air Hood
Option AS6, Outside Air Hood
with 1" Filters
Option AS7, Outside Air Hood
with 2" Filters
Option AW3, Indoor Filter
Cabinet with 1" Filters
Option AW6, Indoor Filter
Cabinet with 2" Filters
NOTE: Refer to Paragraph 15
for assembly and installation
instructions.
Dimensions
Size
inches mm inches mm inches mm
A
38 965 62 1575 74-1/4 1886
B
55 1397 54 1372 64 1626
C
36 914 47-1/2 1207 61-3/8 1559
D
35-9/16 903 59-9/16 1513 71-9/16 1818
E
33-1/8 841 44-5/8 1133 58-1/2 1486
F
19-1/2 495 19-1/2 495 19-1/2 495
G
(Duct Connection) 32-15/16 837 56-15/16 1446 69-3/8 1762
H
(Duct Connection) 30-3/8 772 41-7/8 1064 57-7/16 1459
1-20, 1-40, 1-50, 1-65 3-180, 3-2602-80, 2-120
Dimensions (inches)
Model Sizes A B C D E F G H J K L M
1-20-3, 1-40-3,
1-50-3, 1-65-3
88 37-1/8 44-3/16 84-13/16 45-1/2 24-1/2 10-1/2 5-7/16 14-9/32 15-5/8 21-29/32 19-1/8
2-80-3, 2-120-3 88 48-11/16 68-1/4 84-13/16 69-1/2 52 16-1/4 5-5/16 10-15/16 15-1/2 27-9/32 27-7/32
3-180-3, 3-260-3 135-3/4 61-5/8 82-9/16 132-9/16 83-1/8 64-9/16 19-1/16 5-5/32 13-13/32 21-5/8 37 37-3/32
Model Sizes N P Q R S T U V W X Y Z
1-20-3, 1-40-3,
1-50-3, 1-65-3
7-11/16 14-5/8 12-5/8 31-1/8 31-1/8 21-3/4 18-3/4 7-3/4 5-1/4 13-1/8 8-9/16 42-7/32
2-80-3, 2-120-3 16-5/16 24-21/32 11-7/32 55-3/16 42-5/8 27-1/4 27-1/4 16-5/32 6-11/32 15-3/32 8-3/4 48-15/16
3-180-3, 3-260-3 14-9/16 31-9/16 7-7/16 67-1/8 55-9/16 36-3/4 36-3/4 14-7/16 4 20-7/8 8-11/16 56
Dimensions (mm)
Model Sizes A B C D E F G H J K L M
1-20-3, 1-40-3,
1-50-3, 1-65-3
2235 943 1122 2154 1156 622 267 138 363 397 556 486
2-80-3, 2-120-3 2235 1237 1734 2154 1765 1321 413 135 278 394 691 691
3-180-3, 3-260-3 3448 1565 2097 3367 2111 1640 484 131 341 549 940 942
Model Sizes N P Q R S T U V W X Y Z
1-20-3, 1-40-3,
1-50-3, 1-65-3
195 371 321 791 791 552 476 197 133 333 217 1072
2-80-3, 2-120-3 414 626 285 1402 1083 692 692 410 161 383 222 1243
3-180-3, 3-260-3 370 802 189 1705 1411 933 933 367 102 530 221 1422
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