Specification Sheet

370
Model A B C D E F G H I
Wt.
(lbs)
24 30 49 22 2 17-1/2 15 29-1/2 28-1/2 25-1/2 310
30 36 52 22 2 17-1/2 15 35-1/2 34-1/2 31-1/2 340
36 42 58 22 2 17-1/2 15 41-1/2 40-1/2 37-1/2 430
42 48 61 22 2 17-1/2 15 47-1/2 46-1/2 43-1/2 490
48 54 64 22 2 17-1/2 15 53-1/2 52-1/2 49-1/2 640
54 60 67 22 2 17-1/2 15 59-1/2 58-1/2 55-1/2 840
60 66 70 22 2 17-1/2 15 65-1/2 64-1/2 61-1/2 1000
Model
Windband
(galv)
Curb
Cap
(Galv)
Buttery
Damper
Housing
(galv)
Drive
Support
Channel
Channel
Support
Motor
Bracket
Drive
Shaft
Size
Max Motor
Frame
Size
Galv Alum
Front/
Back
24 20 14 20 0.04 18 12 12 10 1 145T
30 20 14 20 0.04 18 12 12 10 1 184T
36 20 14 20 0.04 18 12 12 10 1 184T
42 20 14 20 0.04 18 12 12 10 1-7/16 215T
48 20 14 20 0.04 18 12 12 10 1-7/16 215T
54 20 14 20 0.04 18 12 12 10 1-7/16 215T
60 20 14 20 0.04 18 12 12 10 1-7/16 215T
A - Outside Diameter Windband
B - Total Height of Unit
C - Housing Height
D - Curb Cap Depth
E - Motor Cover Height
F - Motor Cover Width
G - Inside Dimension of Square Curb Cap
H - OD of factory built prefab curb.
I - Recommended roof opening (inside dimension of factory built prefab curb.)
Model Number Code
The model number code is designed to completely
identify the fan. Below is a detailed explanation of
the model number codes:
UBS RD HT - 36 L
Upblast
Propeller
Roof Fan
Motor
out-of-
airstream
Level of
Construction
(HT or HT1)
Fan
Size
Propeller
Type
L-Low
H-High
DIMENSIONS
MODELS UBSRD, UBSRD-HT & UBSRD-HT1
REMOTE DRIVE UPBLAST PROPELLER ROOF EXHAUSTERS