0 100 200 300 400 500 600 700 800 900 1000
0
20
40
60
80
100
120
140
160
180
200
220
0 100 200 300 400 500 600
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
085-E
085-G
085-D
085-VG
080-VG
080-D
080-G
080-E
RPM (Direct Drive)
RPM (Vari Green)
Density 0.075 lb/ft
3
Static Pressure (in. wg)
Volume (cfm)
m
3
/hr
Static Pressure (Pa)
Volume ( )
D
O
N
O
T
S
E
L
E
C
T
T
O
T
H
E
L
E
F
T
O
F
T
H
I
S
S
Y
S
T
E
M
C
U
R
V
E
Density 1.2 kg/m
3
16
Performance certified is for installation type A: Free inlet, Free outlet. Power rating (BHP) does not include transmission losses. Performance ratings include the effects
of a birdscreen. The sound ratings shown are loudness values in hemispherical sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type A: free inlet hemispherical sone levels.
Damper Size = 10 x 10 (254 x 254)
Roof Opening = 12½ x 12½ (318 x 318)
Shroud Thickness = 0.064 (1.6)
Motor Cover Thickness = 0.040 (1.0)
Curb Cap Thickness = 0.064 (1.6)
^Approximate Unit Weight = 19 lbs. (9 kg)
All dimensions in inches (millimeters). *May be greater depending on motor.
^Weight shown is largest cataloged Open Drip-Proof motor.
Roof Downblast - Exhaust
Direct Drive
G-080 • G-085
Direct
Drive
Motor
HP
Fan
RPM
Static Pressure in Inches wg
0 0.1 0.125 0.15 0.2 0.25 0.3 0.375 0.5 0.625
080
VG-
1/6 or
1/4
E-1/40 1050
CFM
335 268 249 230 189 134
BHP
0.01 0.02 0.02 0.02 0.02 0.02
Sones
3.8 3.7 3.6 3.7 3.9 4.2
G-1/30 1300
CFM
415 361 348 333 303 272 239 174
BHP
0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.03
Sones
5.4 5.4 5.4 5.4 5.4 5.5 5.6 5.9
D-1/20 1550
CFM
495 450 439 427 404 379 354 314 237
BHP
0.04 0.04 0.04 0.05 0.05 0.05 0.05 0.06 0.06
Sones
7.3 7.3 7.3 7.3 7.3 7.2 7.3 7.3 7.6
1725
CFM
551 511 501 490 469 449 426 392 332 260
BHP
0.05 0.06 0.06 0.06 0.06 0.07 0.07 0.07 0.08 0.08
Sones
9.1 9.1 9.1 9.1 9 8.9 8.9 8.9 9.1 9.4
085
VG-
1/6 or
1/4
E-1/40 1050
CFM
398 326 307 286 240 179
BHP
0.01 0.02 0.02 0.02 0.02 0.02
Sones
4 3.9 3.9 3.9 4.1 4.3
G-1/30 1300
CFM
493 436 420 405 375 340 302 233
BHP
0.02 0.03 0.03 0.03 0.03 0.04 0.04 0.04
Sones
5.5 5.3 5.3 5.3 5.3 5.3 5.4 5.5
D-1/20 1550
CFM
588 541 528 515 490 464 439 394 308 168
BHP
0.04 0.04 0.05 0.05 0.05 0.05 0.06 0.06 0.06 0.06
Sones
7.6 7.4 7.4 7.4 7.4 7.4 7.4 7.4 7.6 8.1
1725
CFM
654 612 602 590 567 544 521 486 419 340
BHP
0.05 0.06 0.06 0.06 0.07 0.07 0.07 0.08 0.08 0.09
Sones
9.5 9.4 9.4 9.3 9.3 9.3 9.3 9.3 9.4 9.4
E-1050
-
RPM G-1300-RPM D-1550-RPM VG-1725-RPM
1
3
⁄4 (44)
21
3
⁄4
(552)
*14
5
⁄8
(371)
17
(432)
4 (102)
Direct Drive RPM