Unit Dimensions
* NOTE - C/D20 size units that require second stage air
volumes over 1800 cfm (850 L/S) must have one of the
following:
•
Single side return air with transition, to accommodate 20
x 25 x 1 in. (508 x 635 x 25 mm) air filter.
•
Single side return air with optional RAB Return Air Base
•
Bottom return air.
•
Return air from both sides.
•
Bottom and one side return air.
See Blower Performance Tables for additional information.
* Optional External Side Return Air Filter Kit is not for use
with the optional RAB Return Air Base.
Model
GUH97M070B3M
GUH97M090C3M
GUH97M090C4M
GUH97M090C5M
GUH97M110C5M
GUH97M135D5M
Page 2 of 66
A
in.
mm
in.
17-1/2
446
16-3/8
21
533
19-7/8
24-1/2
622
23-3/8
B
mm
in.
416
16
505
19-1/2
594
23
Issue 1809
C
D
mm
in.
406
7-5/8
495
9-3/8
584
11-1/8
mm
194
238
283
507028-03